25375960

素因数分解:

$2^3\times 5^1\times {\mathrm{523}}^1\times {\mathrm{1213}}^1$

素因数の和:1747

約数の個数: 32

約数和(自身を含む): 57252240

約数和(自身を除く): 31876280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 523, 1046, 1213, 2092, 2426, 2615, 4184, 4852, 5230, 6065, 9704, 10460, 12130, 20920, 24260, 48520, 634399, 1268798, 2537596, 3171995, 5075192, 6343990, 12687980, 25375960]

約数ペア:

[(1, 25375960), (2, 12687980), (4, 6343990), (5, 5075192), (8, 3171995), (10, 2537596), (20, 1268798), (40, 634399), (523, 48520), (1046, 24260), (1213, 20920), (2092, 12130), (2426, 10460), (2615, 9704), (4184, 6065), (4852, 5230)]