68444560

素因数分解:

$2^4\times 5^1\times {\mathrm{89}}^1\times {\mathrm{9613}}^1$

素因数の和:9715

約数の個数: 40

約数和(自身を含む): 160938360

約数和(自身を除く): 92493800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 89, 178, 356, 445, 712, 890, 1424, 1780, 3560, 7120, 9613, 19226, 38452, 48065, 76904, 96130, 153808, 192260, 384520, 769040, 855557, 1711114, 3422228, 4277785, 6844456, 8555570, 13688912, 17111140, 34222280, 68444560]

約数ペア:

[(1, 68444560), (2, 34222280), (4, 17111140), (5, 13688912), (8, 8555570), (10, 6844456), (16, 4277785), (20, 3422228), (40, 1711114), (80, 855557), (89, 769040), (178, 384520), (356, 192260), (445, 153808), (712, 96130), (890, 76904), (1424, 48065), (1780, 38452), (3560, 19226), (7120, 9613)]