25647920

素因数分解:

$2^4\times 5^1\times {\mathrm{523}}^1\times {\mathrm{613}}^1$

素因数の和:1149

約数の個数: 40

約数和(自身を含む): 59842896

約数和(自身を除く): 34194976

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 523, 613, 1046, 1226, 2092, 2452, 2615, 3065, 4184, 4904, 5230, 6130, 8368, 9808, 10460, 12260, 20920, 24520, 41840, 49040, 320599, 641198, 1282396, 1602995, 2564792, 3205990, 5129584, 6411980, 12823960, 25647920]

約数ペア:

[(1, 25647920), (2, 12823960), (4, 6411980), (5, 5129584), (8, 3205990), (10, 2564792), (16, 1602995), (20, 1282396), (40, 641198), (80, 320599), (523, 49040), (613, 41840), (1046, 24520), (1226, 20920), (2092, 12260), (2452, 10460), (2615, 9808), (3065, 8368), (4184, 6130), (4904, 5230)]