31157100

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{2663}}^1$

素因数の和:2696

約数の個数: 108

約数和(自身を含む): 105212016

約数和(自身を除く): 74054916

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 25, 26, 30, 36, 39, 45, 50, 52, 60, 65, 75, 78, 90, 100, 117, 130, 150, 156, 180, 195, 225, 234, 260, 300, 325, 390, 450, 468, 585, 650, 780, 900, 975, 1170, 1300, 1950, 2340, 2663, 2925, 3900, 5326, 5850, 7989, 10652, 11700, 13315, 15978, 23967, 26630, 31956, 34619, 39945, 47934, 53260, 66575, 69238, 79890, 95868, 103857, 119835, 133150, 138476, 159780, 173095, 199725, 207714, 239670, 266300, 311571, 346190, 399450, 415428, 479340, 519285, 599175, 623142, 692380, 798900, 865475, 1038570, 1198350, 1246284, 1557855, 1730950, 2077140, 2396700, 2596425, 3115710, 3461900, 5192850, 6231420, 7789275, 10385700, 15578550, 31157100]

約数ペア:

[(1, 31157100), (2, 15578550), (3, 10385700), (4, 7789275), (5, 6231420), (6, 5192850), (9, 3461900), (10, 3115710), (12, 2596425), (13, 2396700), (15, 2077140), (18, 1730950), (20, 1557855), (25, 1246284), (26, 1198350), (30, 1038570), (36, 865475), (39, 798900), (45, 692380), (50, 623142), (52, 599175), (60, 519285), (65, 479340), (75, 415428), (78, 399450), (90, 346190), (100, 311571), (117, 266300), (130, 239670), (150, 207714), (156, 199725), (180, 173095), (195, 159780), (225, 138476), (234, 133150), (260, 119835), (300, 103857), (325, 95868), (390, 79890), (450, 69238), (468, 66575), (585, 53260), (650, 47934), (780, 39945), (900, 34619), (975, 31956), (1170, 26630), (1300, 23967), (1950, 15978), (2340, 13315), (2663, 11700), (2925, 10652), (3900, 7989), (5326, 5850)]