87646520

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{4111}}^1$

素因数の和:4176

約数の個数: 64

約数和(自身を含む): 217607040

約数和(自身を除く): 129960520

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 41, 52, 65, 82, 104, 130, 164, 205, 260, 328, 410, 520, 533, 820, 1066, 1640, 2132, 2665, 4111, 4264, 5330, 8222, 10660, 16444, 20555, 21320, 32888, 41110, 53443, 82220, 106886, 164440, 168551, 213772, 267215, 337102, 427544, 534430, 674204, 842755, 1068860, 1348408, 1685510, 2137720, 2191163, 3371020, 4382326, 6742040, 8764652, 10955815, 17529304, 21911630, 43823260, 87646520]

約数ペア:

[(1, 87646520), (2, 43823260), (4, 21911630), (5, 17529304), (8, 10955815), (10, 8764652), (13, 6742040), (20, 4382326), (26, 3371020), (40, 2191163), (41, 2137720), (52, 1685510), (65, 1348408), (82, 1068860), (104, 842755), (130, 674204), (164, 534430), (205, 427544), (260, 337102), (328, 267215), (410, 213772), (520, 168551), (533, 164440), (820, 106886), (1066, 82220), (1640, 53443), (2132, 41110), (2665, 32888), (4111, 21320), (4264, 20555), (5330, 16444), (8222, 10660)]