520061620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{1213}}^1$

素因数の和:1349

約数の個数: 96

約数和(自身を含む): 1259199648

約数和(自身を除く): 739138028

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 52, 65, 68, 85, 97, 130, 170, 194, 221, 260, 340, 388, 442, 485, 884, 970, 1105, 1213, 1261, 1649, 1940, 2210, 2426, 2522, 3298, 4420, 4852, 5044, 6065, 6305, 6596, 8245, 12130, 12610, 15769, 16490, 20621, 21437, 24260, 25220, 31538, 32980, 41242, 42874, 63076, 78845, 82484, 85748, 103105, 107185, 117661, 157690, 206210, 214370, 235322, 268073, 315380, 412420, 428740, 470644, 536146, 588305, 1072292, 1176610, 1340365, 1529593, 2000237, 2353220, 2680730, 3059186, 4000474, 5361460, 6118372, 7647965, 8000948, 10001185, 15295930, 20002370, 26003081, 30591860, 40004740, 52006162, 104012324, 130015405, 260030810, 520061620]

約数ペア:

[(1, 520061620), (2, 260030810), (4, 130015405), (5, 104012324), (10, 52006162), (13, 40004740), (17, 30591860), (20, 26003081), (26, 20002370), (34, 15295930), (52, 10001185), (65, 8000948), (68, 7647965), (85, 6118372), (97, 5361460), (130, 4000474), (170, 3059186), (194, 2680730), (221, 2353220), (260, 2000237), (340, 1529593), (388, 1340365), (442, 1176610), (485, 1072292), (884, 588305), (970, 536146), (1105, 470644), (1213, 428740), (1261, 412420), (1649, 315380), (1940, 268073), (2210, 235322), (2426, 214370), (2522, 206210), (3298, 157690), (4420, 117661), (4852, 107185), (5044, 103105), (6065, 85748), (6305, 82484), (6596, 78845), (8245, 63076), (12130, 42874), (12610, 41242), (15769, 32980), (16490, 31538), (20621, 25220), (21437, 24260)]