71078810

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{479}}^1$

素因数の和:587

約数の個数: 64

約数和(自身を含む): 149299200

約数和(自身を除く): 78220390

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 55, 71, 95, 110, 142, 190, 209, 355, 418, 479, 710, 781, 958, 1045, 1349, 1562, 2090, 2395, 2698, 3905, 4790, 5269, 6745, 7810, 9101, 10538, 13490, 14839, 18202, 26345, 29678, 34009, 45505, 52690, 68018, 74195, 91010, 100111, 148390, 170045, 200222, 340090, 374099, 500555, 646171, 748198, 1001110, 1292342, 1870495, 3230855, 3740990, 6461710, 7107881, 14215762, 35539405, 71078810]

約数ペア:

[(1, 71078810), (2, 35539405), (5, 14215762), (10, 7107881), (11, 6461710), (19, 3740990), (22, 3230855), (38, 1870495), (55, 1292342), (71, 1001110), (95, 748198), (110, 646171), (142, 500555), (190, 374099), (209, 340090), (355, 200222), (418, 170045), (479, 148390), (710, 100111), (781, 91010), (958, 74195), (1045, 68018), (1349, 52690), (1562, 45505), (2090, 34009), (2395, 29678), (2698, 26345), (3905, 18202), (4790, 14839), (5269, 13490), (6745, 10538), (7810, 9101)]