9918789700

素因数分解:

$2^2\times 5^2\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{113}}^1\times {\mathrm{271}}^1$

素因数の和:518

約数の個数: 144

約数和(自身を含む): 22608552960

約数和(自身を除く): 12689763260

約数列:

[1, 2, 4, 5, 10, 20, 25, 41, 50, 79, 82, 100, 113, 158, 164, 205, 226, 271, 316, 395, 410, 452, 542, 565, 790, 820, 1025, 1084, 1130, 1355, 1580, 1975, 2050, 2260, 2710, 2825, 3239, 3950, 4100, 4633, 5420, 5650, 6478, 6775, 7900, 8927, 9266, 11111, 11300, 12956, 13550, 16195, 17854, 18532, 21409, 22222, 23165, 27100, 30623, 32390, 35708, 42818, 44444, 44635, 46330, 55555, 61246, 64780, 80975, 85636, 89270, 92660, 107045, 111110, 115825, 122492, 153115, 161950, 178540, 214090, 222220, 223175, 231650, 277775, 306230, 323900, 366007, 428180, 446350, 463300, 535225, 555550, 612460, 732014, 765575, 877769, 892700, 1070450, 1111100, 1255543, 1464028, 1531150, 1755538, 1830035, 2140900, 2419217, 2511086, 3062300, 3511076, 3660070, 4388845, 4838434, 5022172, 6277715, 7320140, 8777690, 9150175, 9676868, 12096085, 12555430, 17555380, 18300350, 21944225, 24192170, 25110860, 31388575, 36600700, 43888450, 48384340, 60480425, 62777150, 87776900, 99187897, 120960850, 125554300, 198375794, 241921700, 396751588, 495939485, 991878970, 1983757940, 2479697425, 4959394850, 9918789700]

約数ペア:

[(1, 9918789700), (2, 4959394850), (4, 2479697425), (5, 1983757940), (10, 991878970), (20, 495939485), (25, 396751588), (41, 241921700), (50, 198375794), (79, 125554300), (82, 120960850), (100, 99187897), (113, 87776900), (158, 62777150), (164, 60480425), (205, 48384340), (226, 43888450), (271, 36600700), (316, 31388575), (395, 25110860), (410, 24192170), (452, 21944225), (542, 18300350), (565, 17555380), (790, 12555430), (820, 12096085), (1025, 9676868), (1084, 9150175), (1130, 8777690), (1355, 7320140), (1580, 6277715), (1975, 5022172), (2050, 4838434), (2260, 4388845), (2710, 3660070), (2825, 3511076), (3239, 3062300), (3950, 2511086), (4100, 2419217), (4633, 2140900), (5420, 1830035), (5650, 1755538), (6478, 1531150), (6775, 1464028), (7900, 1255543), (8927, 1111100), (9266, 1070450), (11111, 892700), (11300, 877769), (12956, 765575), (13550, 732014), (16195, 612460), (17854, 555550), (18532, 535225), (21409, 463300), (22222, 446350), (23165, 428180), (27100, 366007), (30623, 323900), (32390, 306230), (35708, 277775), (42818, 231650), (44444, 223175), (44635, 222220), (46330, 214090), (55555, 178540), (61246, 161950), (64780, 153115), (80975, 122492), (85636, 115825), (89270, 111110), (92660, 107045)]