69687640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{251}}^1\times {\mathrm{631}}^1$

素因数の和:904

約数の個数: 64

約数和(自身を含む): 172005120

約数和(自身を除く): 102317480

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 251, 440, 502, 631, 1004, 1255, 1262, 2008, 2510, 2524, 2761, 3155, 5020, 5048, 5522, 6310, 6941, 10040, 11044, 12620, 13805, 13882, 22088, 25240, 27610, 27764, 34705, 55220, 55528, 69410, 110440, 138820, 158381, 277640, 316762, 633524, 791905, 1267048, 1583810, 1742191, 3167620, 3484382, 6335240, 6968764, 8710955, 13937528, 17421910, 34843820, 69687640]

約数ペア:

[(1, 69687640), (2, 34843820), (4, 17421910), (5, 13937528), (8, 8710955), (10, 6968764), (11, 6335240), (20, 3484382), (22, 3167620), (40, 1742191), (44, 1583810), (55, 1267048), (88, 791905), (110, 633524), (220, 316762), (251, 277640), (440, 158381), (502, 138820), (631, 110440), (1004, 69410), (1255, 55528), (1262, 55220), (2008, 34705), (2510, 27764), (2524, 27610), (2761, 25240), (3155, 22088), (5020, 13882), (5048, 13805), (5522, 12620), (6310, 11044), (6941, 10040)]