20148472500

素因数分解:

$2^2\times 3^1\times 5^4\times {\mathrm{13}}^1\times {\mathrm{206651}}^1$

素因数の和:206691

約数の個数: 120

約数和(自身を含む): 63266923104

約数和(自身を除く): 43118450604

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 25, 26, 30, 39, 50, 52, 60, 65, 75, 78, 100, 125, 130, 150, 156, 195, 250, 260, 300, 325, 375, 390, 500, 625, 650, 750, 780, 975, 1250, 1300, 1500, 1625, 1875, 1950, 2500, 3250, 3750, 3900, 4875, 6500, 7500, 8125, 9750, 16250, 19500, 24375, 32500, 48750, 97500, 206651, 413302, 619953, 826604, 1033255, 1239906, 2066510, 2479812, 2686463, 3099765, 4133020, 5166275, 5372926, 6199530, 8059389, 10332550, 10745852, 12399060, 13432315, 15498825, 16118778, 20665100, 25831375, 26864630, 30997650, 32237556, 40296945, 51662750, 53729260, 61995300, 67161575, 77494125, 80593890, 103325500, 129156875, 134323150, 154988250, 161187780, 201484725, 258313750, 268646300, 309976500, 335807875, 387470625, 402969450, 516627500, 671615750, 774941250, 805938900, 1007423625, 1343231500, 1549882500, 1679039375, 2014847250, 3358078750, 4029694500, 5037118125, 6716157500, 10074236250, 20148472500]

約数ペア:

[(1, 20148472500), (2, 10074236250), (3, 6716157500), (4, 5037118125), (5, 4029694500), (6, 3358078750), (10, 2014847250), (12, 1679039375), (13, 1549882500), (15, 1343231500), (20, 1007423625), (25, 805938900), (26, 774941250), (30, 671615750), (39, 516627500), (50, 402969450), (52, 387470625), (60, 335807875), (65, 309976500), (75, 268646300), (78, 258313750), (100, 201484725), (125, 161187780), (130, 154988250), (150, 134323150), (156, 129156875), (195, 103325500), (250, 80593890), (260, 77494125), (300, 67161575), (325, 61995300), (375, 53729260), (390, 51662750), (500, 40296945), (625, 32237556), (650, 30997650), (750, 26864630), (780, 25831375), (975, 20665100), (1250, 16118778), (1300, 15498825), (1500, 13432315), (1625, 12399060), (1875, 10745852), (1950, 10332550), (2500, 8059389), (3250, 6199530), (3750, 5372926), (3900, 5166275), (4875, 4133020), (6500, 3099765), (7500, 2686463), (8125, 2479812), (9750, 2066510), (16250, 1239906), (19500, 1033255), (24375, 826604), (32500, 619953), (48750, 413302), (97500, 206651)]