260608816

素因数分解:

$2^4\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{3109}}^1$

素因数の和:3174

約数の個数: 60

約数和(自身を含む): 564576960

約数和(自身を除く): 303968144

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 104, 124, 169, 208, 248, 338, 403, 496, 676, 806, 1352, 1612, 2704, 3109, 3224, 5239, 6218, 6448, 10478, 12436, 20956, 24872, 40417, 41912, 49744, 80834, 83824, 96379, 161668, 192758, 323336, 385516, 525421, 646672, 771032, 1050842, 1252927, 1542064, 2101684, 2505854, 4203368, 5011708, 8406736, 10023416, 16288051, 20046832, 32576102, 65152204, 130304408, 260608816]

約数ペア:

[(1, 260608816), (2, 130304408), (4, 65152204), (8, 32576102), (13, 20046832), (16, 16288051), (26, 10023416), (31, 8406736), (52, 5011708), (62, 4203368), (104, 2505854), (124, 2101684), (169, 1542064), (208, 1252927), (248, 1050842), (338, 771032), (403, 646672), (496, 525421), (676, 385516), (806, 323336), (1352, 192758), (1612, 161668), (2704, 96379), (3109, 83824), (3224, 80834), (5239, 49744), (6218, 41912), (6448, 40417), (10478, 24872), (12436, 20956)]