64175320

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{929}}^1$

素因数の和:1108

約数の個数: 64

約数和(自身を含む): 158695200

約数和(自身を除く): 94519880

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 157, 220, 314, 440, 628, 785, 929, 1256, 1570, 1727, 1858, 3140, 3454, 3716, 4645, 6280, 6908, 7432, 8635, 9290, 10219, 13816, 17270, 18580, 20438, 34540, 37160, 40876, 51095, 69080, 81752, 102190, 145853, 204380, 291706, 408760, 583412, 729265, 1166824, 1458530, 1604383, 2917060, 3208766, 5834120, 6417532, 8021915, 12835064, 16043830, 32087660, 64175320]

約数ペア:

[(1, 64175320), (2, 32087660), (4, 16043830), (5, 12835064), (8, 8021915), (10, 6417532), (11, 5834120), (20, 3208766), (22, 2917060), (40, 1604383), (44, 1458530), (55, 1166824), (88, 729265), (110, 583412), (157, 408760), (220, 291706), (314, 204380), (440, 145853), (628, 102190), (785, 81752), (929, 69080), (1256, 51095), (1570, 40876), (1727, 37160), (1858, 34540), (3140, 20438), (3454, 18580), (3716, 17270), (4645, 13816), (6280, 10219), (6908, 9290), (7432, 8635)]