251014793090

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{7428671}}^1$

素因数の和:7428818

約数の個数: 32

約数和(自身を含む): 470680657920

約数和(自身を除く): 219665864830

約数列:

[1, 2, 5, 10, 31, 62, 109, 155, 218, 310, 545, 1090, 3379, 6758, 16895, 33790, 7428671, 14857342, 37143355, 74286710, 230288801, 460577602, 809725139, 1151444005, 1619450278, 2302888010, 4048625695, 8097251390, 25101479309, 50202958618, 125507396545, 251014793090]

約数ペア:

[(1, 251014793090), (2, 125507396545), (5, 50202958618), (10, 25101479309), (31, 8097251390), (62, 4048625695), (109, 2302888010), (155, 1619450278), (218, 1151444005), (310, 809725139), (545, 460577602), (1090, 230288801), (3379, 74286710), (6758, 37143355), (16895, 14857342), (33790, 7428671)]