257029016

素因数分解:

$2^3\times {\mathrm{59}}^1\times {\mathrm{631}}^1\times {\mathrm{863}}^1$

素因数の和:1559

約数の個数: 32

約数和(自身を含む): 491443200

約数和(自身を除く): 234414184

約数列:

[1, 2, 4, 8, 59, 118, 236, 472, 631, 863, 1262, 1726, 2524, 3452, 5048, 6904, 37229, 50917, 74458, 101834, 148916, 203668, 297832, 407336, 544553, 1089106, 2178212, 4356424, 32128627, 64257254, 128514508, 257029016]

約数ペア:

[(1, 257029016), (2, 128514508), (4, 64257254), (8, 32128627), (59, 4356424), (118, 2178212), (236, 1089106), (472, 544553), (631, 407336), (863, 297832), (1262, 203668), (1726, 148916), (2524, 101834), (3452, 74458), (5048, 50917), (6904, 37229)]