15697460390

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1949}}^1\times {\mathrm{25981}}^1$

素因数の和:27968

約数の個数: 32

約数和(自身を含む): 29182982400

約数和(自身を除く): 13485522010

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 1949, 3898, 9745, 19490, 25981, 51962, 60419, 120838, 129905, 259810, 302095, 604190, 805411, 1610822, 4027055, 8054110, 50636969, 101273938, 253184845, 506369690, 1569746039, 3139492078, 7848730195, 15697460390]

約数ペア:

[(1, 15697460390), (2, 7848730195), (5, 3139492078), (10, 1569746039), (31, 506369690), (62, 253184845), (155, 101273938), (310, 50636969), (1949, 8054110), (3898, 4027055), (9745, 1610822), (19490, 805411), (25981, 604190), (51962, 302095), (60419, 259810), (120838, 129905)]