19802250

素因数分解:

$2^1\times 3^2\times 5^3\times {\mathrm{13}}^1\times {\mathrm{677}}^1$

素因数の和:713

約数の個数: 96

約数和(自身を含む): 57749328

約数和(自身を除く): 37947078

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 25, 26, 30, 39, 45, 50, 65, 75, 78, 90, 117, 125, 130, 150, 195, 225, 234, 250, 325, 375, 390, 450, 585, 650, 677, 750, 975, 1125, 1170, 1354, 1625, 1950, 2031, 2250, 2925, 3250, 3385, 4062, 4875, 5850, 6093, 6770, 8801, 9750, 10155, 12186, 14625, 16925, 17602, 20310, 26403, 29250, 30465, 33850, 44005, 50775, 52806, 60930, 79209, 84625, 88010, 101550, 132015, 152325, 158418, 169250, 220025, 253875, 264030, 304650, 396045, 440050, 507750, 660075, 761625, 792090, 1100125, 1320150, 1523250, 1980225, 2200250, 3300375, 3960450, 6600750, 9901125, 19802250]

約数ペア:

[(1, 19802250), (2, 9901125), (3, 6600750), (5, 3960450), (6, 3300375), (9, 2200250), (10, 1980225), (13, 1523250), (15, 1320150), (18, 1100125), (25, 792090), (26, 761625), (30, 660075), (39, 507750), (45, 440050), (50, 396045), (65, 304650), (75, 264030), (78, 253875), (90, 220025), (117, 169250), (125, 158418), (130, 152325), (150, 132015), (195, 101550), (225, 88010), (234, 84625), (250, 79209), (325, 60930), (375, 52806), (390, 50775), (450, 44005), (585, 33850), (650, 30465), (677, 29250), (750, 26403), (975, 20310), (1125, 17602), (1170, 16925), (1354, 14625), (1625, 12186), (1950, 10155), (2031, 9750), (2250, 8801), (2925, 6770), (3250, 6093), (3385, 5850), (4062, 4875)]