61571250

素因数分解:

$2^1\times 3^2\times 5^4\times {\mathrm{13}}^1\times {\mathrm{421}}^1$

素因数の和:462

約数の個数: 120

約数和(自身を含む): 179951772

約数和(自身を除く): 118380522

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, 421, 450, 585, 625, 650, 750, 842, 975, 1125, 1170, 1250, 1263, 1625, 1875, 1950, 2105, 2250, 2526, 2925, 3250, 3750, 3789, 4210, 4875, 5473, 5625, 5850, 6315, 7578, 8125, 9750, 10525, 10946, 11250, 12630, 14625, 16250, 16419, 18945, 21050, 24375, 27365, 29250, 31575, 32838, 37890, 48750, 49257, 52625, 54730, 63150, 73125, 82095, 94725, 98514, 105250, 136825, 146250, 157875, 164190, 189450, 246285, 263125, 273650, 315750, 410475, 473625, 492570, 526250, 684125, 789375, 820950, 947250, 1231425, 1368250, 1578750, 2052375, 2368125, 2462850, 3420625, 4104750, 4736250, 6157125, 6841250, 10261875, 12314250, 20523750, 30785625, 61571250]

約数ペア:

[(1, 61571250), (2, 30785625), (3, 20523750), (5, 12314250), (6, 10261875), (9, 6841250), (10, 6157125), (13, 4736250), (15, 4104750), (18, 3420625), (25, 2462850), (26, 2368125), (30, 2052375), (39, 1578750), (45, 1368250), (50, 1231425), (65, 947250), (75, 820950), (78, 789375), (90, 684125), (117, 526250), (125, 492570), (130, 473625), (150, 410475), (195, 315750), (225, 273650), (234, 263125), (250, 246285), (325, 189450), (375, 164190), (390, 157875), (421, 146250), (450, 136825), (585, 105250), (625, 98514), (650, 94725), (750, 82095), (842, 73125), (975, 63150), (1125, 54730), (1170, 52625), (1250, 49257), (1263, 48750), (1625, 37890), (1875, 32838), (1950, 31575), (2105, 29250), (2250, 27365), (2526, 24375), (2925, 21050), (3250, 18945), (3750, 16419), (3789, 16250), (4210, 14625), (4875, 12630), (5473, 11250), (5625, 10946), (5850, 10525), (6315, 9750), (7578, 8125)]