76657840

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{136889}}^1$

素因数の和:136909

約数の個数: 40

約数和(自身を含む): 203692320

約数和(自身を除く): 127034480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 136889, 273778, 547556, 684445, 958223, 1095112, 1368890, 1916446, 2190224, 2737780, 3832892, 4791115, 5475560, 7665784, 9582230, 10951120, 15331568, 19164460, 38328920, 76657840]

約数ペア:

[(1, 76657840), (2, 38328920), (4, 19164460), (5, 15331568), (7, 10951120), (8, 9582230), (10, 7665784), (14, 5475560), (16, 4791115), (20, 3832892), (28, 2737780), (35, 2190224), (40, 1916446), (56, 1368890), (70, 1095112), (80, 958223), (112, 684445), (140, 547556), (280, 273778), (560, 136889)]