515624850

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{4639}}^1$

素因数の和:4689

約数の個数: 144

約数和(自身を含む): 1570732800

約数和(自身を除く): 1055107950

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 19, 25, 26, 30, 38, 39, 45, 50, 57, 65, 75, 78, 90, 95, 114, 117, 130, 150, 171, 190, 195, 225, 234, 247, 285, 325, 342, 390, 450, 475, 494, 570, 585, 650, 741, 855, 950, 975, 1170, 1235, 1425, 1482, 1710, 1950, 2223, 2470, 2850, 2925, 3705, 4275, 4446, 4639, 5850, 6175, 7410, 8550, 9278, 11115, 12350, 13917, 18525, 22230, 23195, 27834, 37050, 41751, 46390, 55575, 60307, 69585, 83502, 88141, 111150, 115975, 120614, 139170, 176282, 180921, 208755, 231950, 264423, 301535, 347925, 361842, 417510, 440705, 528846, 542763, 603070, 695850, 793269, 881410, 904605, 1043775, 1085526, 1145833, 1322115, 1507675, 1586538, 1809210, 2087550, 2203525, 2291666, 2644230, 2713815, 3015350, 3437499, 3966345, 4407050, 4523025, 5427630, 5729165, 6610575, 6874998, 7932690, 9046050, 10312497, 11458330, 13221150, 13569075, 17187495, 19831725, 20624994, 27138150, 28645825, 34374990, 39663450, 51562485, 57291650, 85937475, 103124970, 171874950, 257812425, 515624850]

約数ペア:

[(1, 515624850), (2, 257812425), (3, 171874950), (5, 103124970), (6, 85937475), (9, 57291650), (10, 51562485), (13, 39663450), (15, 34374990), (18, 28645825), (19, 27138150), (25, 20624994), (26, 19831725), (30, 17187495), (38, 13569075), (39, 13221150), (45, 11458330), (50, 10312497), (57, 9046050), (65, 7932690), (75, 6874998), (78, 6610575), (90, 5729165), (95, 5427630), (114, 4523025), (117, 4407050), (130, 3966345), (150, 3437499), (171, 3015350), (190, 2713815), (195, 2644230), (225, 2291666), (234, 2203525), (247, 2087550), (285, 1809210), (325, 1586538), (342, 1507675), (390, 1322115), (450, 1145833), (475, 1085526), (494, 1043775), (570, 904605), (585, 881410), (650, 793269), (741, 695850), (855, 603070), (950, 542763), (975, 528846), (1170, 440705), (1235, 417510), (1425, 361842), (1482, 347925), (1710, 301535), (1950, 264423), (2223, 231950), (2470, 208755), (2850, 180921), (2925, 176282), (3705, 139170), (4275, 120614), (4446, 115975), (4639, 111150), (5850, 88141), (6175, 83502), (7410, 69585), (8550, 60307), (9278, 55575), (11115, 46390), (12350, 41751), (13917, 37050), (18525, 27834), (22230, 23195)]