86795240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{239}}^1\times {\mathrm{1297}}^1$

素因数の和:1554

約数の個数: 64

約数和(自身を含む): 224294400

約数和(自身を除く): 137499160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 239, 280, 478, 956, 1195, 1297, 1673, 1912, 2390, 2594, 3346, 4780, 5188, 6485, 6692, 8365, 9079, 9560, 10376, 12970, 13384, 16730, 18158, 25940, 33460, 36316, 45395, 51880, 66920, 72632, 90790, 181580, 309983, 363160, 619966, 1239932, 1549915, 2169881, 2479864, 3099830, 4339762, 6199660, 8679524, 10849405, 12399320, 17359048, 21698810, 43397620, 86795240]

約数ペア:

[(1, 86795240), (2, 43397620), (4, 21698810), (5, 17359048), (7, 12399320), (8, 10849405), (10, 8679524), (14, 6199660), (20, 4339762), (28, 3099830), (35, 2479864), (40, 2169881), (56, 1549915), (70, 1239932), (140, 619966), (239, 363160), (280, 309983), (478, 181580), (956, 90790), (1195, 72632), (1297, 66920), (1673, 51880), (1912, 45395), (2390, 36316), (2594, 33460), (3346, 25940), (4780, 18158), (5188, 16730), (6485, 13384), (6692, 12970), (8365, 10376), (9079, 9560)]