49137680

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{211}}^1$

素因数の和:336

約数の個数: 80

約数和(自身を含む): 119242368

約数和(自身を除く): 70104688

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 71, 80, 82, 142, 164, 205, 211, 284, 328, 355, 410, 422, 568, 656, 710, 820, 844, 1055, 1136, 1420, 1640, 1688, 2110, 2840, 2911, 3280, 3376, 4220, 5680, 5822, 8440, 8651, 11644, 14555, 14981, 16880, 17302, 23288, 29110, 29962, 34604, 43255, 46576, 58220, 59924, 69208, 74905, 86510, 116440, 119848, 138416, 149810, 173020, 232880, 239696, 299620, 346040, 599240, 614221, 692080, 1198480, 1228442, 2456884, 3071105, 4913768, 6142210, 9827536, 12284420, 24568840, 49137680]

約数ペア:

[(1, 49137680), (2, 24568840), (4, 12284420), (5, 9827536), (8, 6142210), (10, 4913768), (16, 3071105), (20, 2456884), (40, 1228442), (41, 1198480), (71, 692080), (80, 614221), (82, 599240), (142, 346040), (164, 299620), (205, 239696), (211, 232880), (284, 173020), (328, 149810), (355, 138416), (410, 119848), (422, 116440), (568, 86510), (656, 74905), (710, 69208), (820, 59924), (844, 58220), (1055, 46576), (1136, 43255), (1420, 34604), (1640, 29962), (1688, 29110), (2110, 23288), (2840, 17302), (2911, 16880), (3280, 14981), (3376, 14555), (4220, 11644), (5680, 8651), (5822, 8440)]