25715120

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{10369}}^1$

素因数の和:10413

約数の個数: 40

約数和(自身を含む): 61722240

約数和(自身を除く): 36007120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 10369, 20738, 41476, 51845, 82952, 103690, 165904, 207380, 321439, 414760, 642878, 829520, 1285756, 1607195, 2571512, 3214390, 5143024, 6428780, 12857560, 25715120]

約数ペア:

[(1, 25715120), (2, 12857560), (4, 6428780), (5, 5143024), (8, 3214390), (10, 2571512), (16, 1607195), (20, 1285756), (31, 829520), (40, 642878), (62, 414760), (80, 321439), (124, 207380), (155, 165904), (248, 103690), (310, 82952), (496, 51845), (620, 41476), (1240, 20738), (2480, 10369)]