25445260

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{1117}}^1$

素因数の和:1210

約数の個数: 48

約数和(自身を含む): 57474144

約数和(自身を除く): 32028884

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 67, 68, 85, 134, 170, 268, 335, 340, 670, 1117, 1139, 1340, 2234, 2278, 4468, 4556, 5585, 5695, 11170, 11390, 18989, 22340, 22780, 37978, 74839, 75956, 94945, 149678, 189890, 299356, 374195, 379780, 748390, 1272263, 1496780, 2544526, 5089052, 6361315, 12722630, 25445260]

約数ペア:

[(1, 25445260), (2, 12722630), (4, 6361315), (5, 5089052), (10, 2544526), (17, 1496780), (20, 1272263), (34, 748390), (67, 379780), (68, 374195), (85, 299356), (134, 189890), (170, 149678), (268, 94945), (335, 75956), (340, 74839), (670, 37978), (1117, 22780), (1139, 22340), (1340, 18989), (2234, 11390), (2278, 11170), (4468, 5695), (4556, 5585)]