2100098500

素因数分解:

$2^2\times 5^3\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{97}}^1$

素因数の和:231

約数の個数: 192

約数和(自身を含む): 5085400320

約数和(自身を除く): 2985301820

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 43, 50, 53, 76, 86, 95, 97, 100, 106, 125, 172, 190, 194, 212, 215, 250, 265, 380, 388, 430, 475, 485, 500, 530, 817, 860, 950, 970, 1007, 1060, 1075, 1325, 1634, 1843, 1900, 1940, 2014, 2150, 2279, 2375, 2425, 2650, 3268, 3686, 4028, 4085, 4171, 4300, 4558, 4750, 4850, 5035, 5141, 5300, 5375, 6625, 7372, 8170, 8342, 9116, 9215, 9500, 9700, 10070, 10282, 10750, 11395, 12125, 13250, 16340, 16684, 18430, 20140, 20425, 20564, 20855, 21500, 22790, 24250, 25175, 25705, 26500, 36860, 40850, 41710, 43301, 45580, 46075, 48500, 50350, 51410, 56975, 79249, 81700, 83420, 86602, 92150, 97679, 100700, 102125, 102820, 104275, 113950, 125875, 128525, 158498, 173204, 184300, 195358, 204250, 208550, 216505, 221063, 227900, 230375, 251750, 257050, 284875, 316996, 390716, 396245, 408500, 417100, 433010, 442126, 460750, 488395, 503500, 514100, 521375, 569750, 642625, 792490, 866020, 884252, 921500, 976790, 1042750, 1082525, 1105315, 1139500, 1285250, 1584980, 1953580, 1981225, 2085500, 2165050, 2210630, 2441975, 2570500, 3962450, 4200197, 4330100, 4421260, 4883950, 5412625, 5526575, 7924900, 8400394, 9767900, 9906125, 10825250, 11053150, 12209875, 16800788, 19812250, 21000985, 21650500, 22106300, 24419750, 27632875, 39624500, 42001970, 48839500, 55265750, 84003940, 105004925, 110531500, 210009850, 420019700, 525024625, 1050049250, 2100098500]

約数ペア:

[(1, 2100098500), (2, 1050049250), (4, 525024625), (5, 420019700), (10, 210009850), (19, 110531500), (20, 105004925), (25, 84003940), (38, 55265750), (43, 48839500), (50, 42001970), (53, 39624500), (76, 27632875), (86, 24419750), (95, 22106300), (97, 21650500), (100, 21000985), (106, 19812250), (125, 16800788), (172, 12209875), (190, 11053150), (194, 10825250), (212, 9906125), (215, 9767900), (250, 8400394), (265, 7924900), (380, 5526575), (388, 5412625), (430, 4883950), (475, 4421260), (485, 4330100), (500, 4200197), (530, 3962450), (817, 2570500), (860, 2441975), (950, 2210630), (970, 2165050), (1007, 2085500), (1060, 1981225), (1075, 1953580), (1325, 1584980), (1634, 1285250), (1843, 1139500), (1900, 1105315), (1940, 1082525), (2014, 1042750), (2150, 976790), (2279, 921500), (2375, 884252), (2425, 866020), (2650, 792490), (3268, 642625), (3686, 569750), (4028, 521375), (4085, 514100), (4171, 503500), (4300, 488395), (4558, 460750), (4750, 442126), (4850, 433010), (5035, 417100), (5141, 408500), (5300, 396245), (5375, 390716), (6625, 316996), (7372, 284875), (8170, 257050), (8342, 251750), (9116, 230375), (9215, 227900), (9500, 221063), (9700, 216505), (10070, 208550), (10282, 204250), (10750, 195358), (11395, 184300), (12125, 173204), (13250, 158498), (16340, 128525), (16684, 125875), (18430, 113950), (20140, 104275), (20425, 102820), (20564, 102125), (20855, 100700), (21500, 97679), (22790, 92150), (24250, 86602), (25175, 83420), (25705, 81700), (26500, 79249), (36860, 56975), (40850, 51410), (41710, 50350), (43301, 48500), (45580, 46075)]