394480325

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{83}}^1\times {\mathrm{211}}^1$

素因数の和:374

約数の個数: 48

約数和(自身を含む): 536590656

約数和(自身を除く): 142110331

約数列:

[1, 5, 17, 25, 53, 83, 85, 211, 265, 415, 425, 901, 1055, 1325, 1411, 2075, 3587, 4399, 4505, 5275, 7055, 11183, 17513, 17935, 21995, 22525, 35275, 55915, 74783, 87565, 89675, 109975, 190111, 279575, 297721, 373915, 437825, 928189, 950555, 1488605, 1869575, 4640945, 4752775, 7443025, 15779213, 23204725, 78896065, 394480325]

約数ペア:

[(1, 394480325), (5, 78896065), (17, 23204725), (25, 15779213), (53, 7443025), (83, 4752775), (85, 4640945), (211, 1869575), (265, 1488605), (415, 950555), (425, 928189), (901, 437825), (1055, 373915), (1325, 297721), (1411, 279575), (2075, 190111), (3587, 109975), (4399, 89675), (4505, 87565), (5275, 74783), (7055, 55915), (11183, 35275), (17513, 22525), (17935, 21995)]