85409870

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{5521}}^1$

素因数の和:5565

約数の個数: 64

約数和(自身を含む): 200382336

約数和(自身を除く): 114972466

約数列:

[1, 2, 5, 7, 10, 13, 14, 17, 26, 34, 35, 65, 70, 85, 91, 119, 130, 170, 182, 221, 238, 442, 455, 595, 910, 1105, 1190, 1547, 2210, 3094, 5521, 7735, 11042, 15470, 27605, 38647, 55210, 71773, 77294, 93857, 143546, 187714, 193235, 358865, 386470, 469285, 502411, 656999, 717730, 938570, 1004822, 1220141, 1313998, 2440282, 2512055, 3284995, 5024110, 6100705, 6569990, 8540987, 12201410, 17081974, 42704935, 85409870]

約数ペア:

[(1, 85409870), (2, 42704935), (5, 17081974), (7, 12201410), (10, 8540987), (13, 6569990), (14, 6100705), (17, 5024110), (26, 3284995), (34, 2512055), (35, 2440282), (65, 1313998), (70, 1220141), (85, 1004822), (91, 938570), (119, 717730), (130, 656999), (170, 502411), (182, 469285), (221, 386470), (238, 358865), (442, 193235), (455, 187714), (595, 143546), (910, 93857), (1105, 77294), (1190, 71773), (1547, 55210), (2210, 38647), (3094, 27605), (5521, 15470), (7735, 11042)]