25219120

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{10169}}^1$

素因数の和:10213

約数の個数: 40

約数和(自身を含む): 60531840

約数和(自身を除く): 35312720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 10169, 20338, 40676, 50845, 81352, 101690, 162704, 203380, 315239, 406760, 630478, 813520, 1260956, 1576195, 2521912, 3152390, 5043824, 6304780, 12609560, 25219120]

約数ペア:

[(1, 25219120), (2, 12609560), (4, 6304780), (5, 5043824), (8, 3152390), (10, 2521912), (16, 1576195), (20, 1260956), (31, 813520), (40, 630478), (62, 406760), (80, 315239), (124, 203380), (155, 162704), (248, 101690), (310, 81352), (496, 50845), (620, 40676), (1240, 20338), (2480, 10169)]