1238467750

素因数分解:

$2^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{6247}}^1$

素因数の和:6338

約数の個数: 64

約数和(自身を含む): 2538087552

約数和(自身を除く): 1299619802

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 61, 65, 122, 125, 130, 250, 305, 325, 610, 650, 793, 1525, 1586, 1625, 3050, 3250, 3965, 6247, 7625, 7930, 12494, 15250, 19825, 31235, 39650, 62470, 81211, 99125, 156175, 162422, 198250, 312350, 381067, 406055, 762134, 780875, 812110, 1561750, 1905335, 2030275, 3810670, 4060550, 4953871, 9526675, 9907742, 10151375, 19053350, 20302750, 24769355, 47633375, 49538710, 95266750, 123846775, 247693550, 619233875, 1238467750]

約数ペア:

[(1, 1238467750), (2, 619233875), (5, 247693550), (10, 123846775), (13, 95266750), (25, 49538710), (26, 47633375), (50, 24769355), (61, 20302750), (65, 19053350), (122, 10151375), (125, 9907742), (130, 9526675), (250, 4953871), (305, 4060550), (325, 3810670), (610, 2030275), (650, 1905335), (793, 1561750), (1525, 812110), (1586, 780875), (1625, 762134), (3050, 406055), (3250, 381067), (3965, 312350), (6247, 198250), (7625, 162422), (7930, 156175), (12494, 99125), (15250, 81211), (19825, 62470), (31235, 39650)]