20129532550

素因数分解:

$2^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{2131}}^1\times {\mathrm{11113}}^1$

素因数の和:13273

約数の個数: 48

約数和(自身を含む): 39665510352

約数和(自身を除く): 19535977802

約数列:

[1, 2, 5, 10, 17, 25, 34, 50, 85, 170, 425, 850, 2131, 4262, 10655, 11113, 21310, 22226, 36227, 53275, 55565, 72454, 106550, 111130, 181135, 188921, 277825, 362270, 377842, 555650, 905675, 944605, 1811350, 1889210, 4723025, 9446050, 23681803, 47363606, 118409015, 236818030, 402590651, 592045075, 805181302, 1184090150, 2012953255, 4025906510, 10064766275, 20129532550]

約数ペア:

[(1, 20129532550), (2, 10064766275), (5, 4025906510), (10, 2012953255), (17, 1184090150), (25, 805181302), (34, 592045075), (50, 402590651), (85, 236818030), (170, 118409015), (425, 47363606), (850, 23681803), (2131, 9446050), (4262, 4723025), (10655, 1889210), (11113, 1811350), (21310, 944605), (22226, 905675), (36227, 555650), (53275, 377842), (55565, 362270), (72454, 277825), (106550, 188921), (111130, 181135)]