408095350

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{3187}}^1$

素因数の和:3409

約数の個数: 48

約数和(自身を含む): 821853648

約数和(自身を除く): 413758298

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 197, 325, 394, 650, 985, 1970, 2561, 3187, 4925, 5122, 6374, 9850, 12805, 15935, 25610, 31870, 41431, 64025, 79675, 82862, 128050, 159350, 207155, 414310, 627839, 1035775, 1255678, 2071550, 3139195, 6278390, 8161907, 15695975, 16323814, 31391950, 40809535, 81619070, 204047675, 408095350]

約数ペア:

[(1, 408095350), (2, 204047675), (5, 81619070), (10, 40809535), (13, 31391950), (25, 16323814), (26, 15695975), (50, 8161907), (65, 6278390), (130, 3139195), (197, 2071550), (325, 1255678), (394, 1035775), (650, 627839), (985, 414310), (1970, 207155), (2561, 159350), (3187, 128050), (4925, 82862), (5122, 79675), (6374, 64025), (9850, 41431), (12805, 31870), (15935, 25610)]