25354760

素因数分解:

$2^3\times 5^1\times {\mathrm{271}}^1\times {\mathrm{2339}}^1$

素因数の和:2621

約数の個数: 32

約数和(自身を含む): 57283200

約数和(自身を除く): 31928440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 271, 542, 1084, 1355, 2168, 2339, 2710, 4678, 5420, 9356, 10840, 11695, 18712, 23390, 46780, 93560, 633869, 1267738, 2535476, 3169345, 5070952, 6338690, 12677380, 25354760]

約数ペア:

[(1, 25354760), (2, 12677380), (4, 6338690), (5, 5070952), (8, 3169345), (10, 2535476), (20, 1267738), (40, 633869), (271, 93560), (542, 46780), (1084, 23390), (1355, 18712), (2168, 11695), (2339, 10840), (2710, 9356), (4678, 5420)]