85830580

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^2\times {\mathrm{211}}^1$

素因数の和:317

約数の個数: 72

約数和(自身を含む): 202263264

約数和(自身を除く): 116432684

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 43, 44, 55, 86, 110, 172, 211, 215, 220, 422, 430, 473, 844, 860, 946, 1055, 1849, 1892, 2110, 2321, 2365, 3698, 4220, 4642, 4730, 7396, 9073, 9245, 9284, 9460, 11605, 18146, 18490, 20339, 23210, 36292, 36980, 40678, 45365, 46420, 81356, 90730, 99803, 101695, 181460, 199606, 203390, 390139, 399212, 406780, 499015, 780278, 998030, 1560556, 1950695, 1996060, 3901390, 4291529, 7802780, 8583058, 17166116, 21457645, 42915290, 85830580]

約数ペア:

[(1, 85830580), (2, 42915290), (4, 21457645), (5, 17166116), (10, 8583058), (11, 7802780), (20, 4291529), (22, 3901390), (43, 1996060), (44, 1950695), (55, 1560556), (86, 998030), (110, 780278), (172, 499015), (211, 406780), (215, 399212), (220, 390139), (422, 203390), (430, 199606), (473, 181460), (844, 101695), (860, 99803), (946, 90730), (1055, 81356), (1849, 46420), (1892, 45365), (2110, 40678), (2321, 36980), (2365, 36292), (3698, 23210), (4220, 20339), (4642, 18490), (4730, 18146), (7396, 11605), (9073, 9460), (9245, 9284)]