261170416

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{379}}^1\times {\mathrm{3313}}^1$

素因数の和:3713

約数の個数: 40

約数和(自身を含む): 546544880

約数和(自身を除く): 285374464

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 379, 758, 1516, 3032, 3313, 4927, 6064, 6626, 9854, 13252, 19708, 26504, 39416, 43069, 53008, 78832, 86138, 172276, 344552, 689104, 1255627, 2511254, 5022508, 10045016, 16323151, 20090032, 32646302, 65292604, 130585208, 261170416]

約数ペア:

[(1, 261170416), (2, 130585208), (4, 65292604), (8, 32646302), (13, 20090032), (16, 16323151), (26, 10045016), (52, 5022508), (104, 2511254), (208, 1255627), (379, 689104), (758, 344552), (1516, 172276), (3032, 86138), (3313, 78832), (4927, 53008), (6064, 43069), (6626, 39416), (9854, 26504), (13252, 19708)]