77274320

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{31159}}^1$

素因数の和:31203

約数の個数: 40

約数和(自身を含む): 185464320

約数和(自身を除く): 108190000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 31159, 62318, 124636, 155795, 249272, 311590, 498544, 623180, 965929, 1246360, 1931858, 2492720, 3863716, 4829645, 7727432, 9659290, 15454864, 19318580, 38637160, 77274320]

約数ペア:

[(1, 77274320), (2, 38637160), (4, 19318580), (5, 15454864), (8, 9659290), (10, 7727432), (16, 4829645), (20, 3863716), (31, 2492720), (40, 1931858), (62, 1246360), (80, 965929), (124, 623180), (155, 498544), (248, 311590), (310, 249272), (496, 155795), (620, 124636), (1240, 62318), (2480, 31159)]