91303720

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{55673}}^1$

素因数の和:55725

約数の個数: 32

約数和(自身を含む): 210447720

約数和(自身を除く): 119144000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 55673, 111346, 222692, 278365, 445384, 556730, 1113460, 2226920, 2282593, 4565186, 9130372, 11412965, 18260744, 22825930, 45651860, 91303720]

約数ペア:

[(1, 91303720), (2, 45651860), (4, 22825930), (5, 18260744), (8, 11412965), (10, 9130372), (20, 4565186), (40, 2282593), (41, 2226920), (82, 1113460), (164, 556730), (205, 445384), (328, 278365), (410, 222692), (820, 111346), (1640, 55673)]