50185640

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{431}}^1$

素因数の和:554

約数の個数: 64

約数和(自身を含む): 117573120

約数和(自身を除く): 67387480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 71, 82, 142, 164, 205, 284, 328, 355, 410, 431, 568, 710, 820, 862, 1420, 1640, 1724, 2155, 2840, 2911, 3448, 4310, 5822, 8620, 11644, 14555, 17240, 17671, 23288, 29110, 30601, 35342, 58220, 61202, 70684, 88355, 116440, 122404, 141368, 153005, 176710, 244808, 306010, 353420, 612020, 706840, 1224040, 1254641, 2509282, 5018564, 6273205, 10037128, 12546410, 25092820, 50185640]

約数ペア:

[(1, 50185640), (2, 25092820), (4, 12546410), (5, 10037128), (8, 6273205), (10, 5018564), (20, 2509282), (40, 1254641), (41, 1224040), (71, 706840), (82, 612020), (142, 353420), (164, 306010), (205, 244808), (284, 176710), (328, 153005), (355, 141368), (410, 122404), (431, 116440), (568, 88355), (710, 70684), (820, 61202), (862, 58220), (1420, 35342), (1640, 30601), (1724, 29110), (2155, 23288), (2840, 17671), (2911, 17240), (3448, 14555), (4310, 11644), (5822, 8620)]