628290416

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{1579}}^1\times {\mathrm{1913}}^1$

素因数の和:3513

約数の個数: 40

約数和(自身を含む): 1312468080

約数和(自身を除く): 684177664

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 1579, 1913, 3158, 3826, 6316, 7652, 12632, 15304, 20527, 24869, 25264, 30608, 41054, 49738, 82108, 99476, 164216, 198952, 328432, 397904, 3020627, 6041254, 12082508, 24165016, 39268151, 48330032, 78536302, 157072604, 314145208, 628290416]

約数ペア:

[(1, 628290416), (2, 314145208), (4, 157072604), (8, 78536302), (13, 48330032), (16, 39268151), (26, 24165016), (52, 12082508), (104, 6041254), (208, 3020627), (1579, 397904), (1913, 328432), (3158, 198952), (3826, 164216), (6316, 99476), (7652, 82108), (12632, 49738), (15304, 41054), (20527, 30608), (24869, 25264)]