123828900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31751}}^1$

素因数の和:31781

約数の個数: 72

約数和(自身を含む): 385850304

約数和(自身を除く): 262021404

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, 130, 150, 156, 195, 260, 300, 325, 390, 650, 780, 975, 1300, 1950, 3900, 31751, 63502, 95253, 127004, 158755, 190506, 317510, 381012, 412763, 476265, 635020, 793775, 825526, 952530, 1238289, 1587550, 1651052, 1905060, 2063815, 2381325, 2476578, 3175100, 4127630, 4762650, 4953156, 6191445, 8255260, 9525300, 10319075, 12382890, 20638150, 24765780, 30957225, 41276300, 61914450, 123828900]

約数ペア:

[(1, 123828900), (2, 61914450), (3, 41276300), (4, 30957225), (5, 24765780), (6, 20638150), (10, 12382890), (12, 10319075), (13, 9525300), (15, 8255260), (20, 6191445), (25, 4953156), (26, 4762650), (30, 4127630), (39, 3175100), (50, 2476578), (52, 2381325), (60, 2063815), (65, 1905060), (75, 1651052), (78, 1587550), (100, 1238289), (130, 952530), (150, 825526), (156, 793775), (195, 635020), (260, 476265), (300, 412763), (325, 381012), (390, 317510), (650, 190506), (780, 158755), (975, 127004), (1300, 95253), (1950, 63502), (3900, 31751)]