25167640

素因数分解:

$2^3\times 5^1\times {\mathrm{269}}^1\times {\mathrm{2339}}^1$

素因数の和:2619

約数の個数: 32

約数和(自身を含む): 56862000

約数和(自身を除く): 31694360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 269, 538, 1076, 1345, 2152, 2339, 2690, 4678, 5380, 9356, 10760, 11695, 18712, 23390, 46780, 93560, 629191, 1258382, 2516764, 3145955, 5033528, 6291910, 12583820, 25167640]

約数ペア:

[(1, 25167640), (2, 12583820), (4, 6291910), (5, 5033528), (8, 3145955), (10, 2516764), (20, 1258382), (40, 629191), (269, 93560), (538, 46780), (1076, 23390), (1345, 18712), (2152, 11695), (2339, 10760), (2690, 9356), (4678, 5380)]