79027280

素因数分解:

$2^4\times 5^1\times {\mathrm{659}}^1\times {\mathrm{1499}}^1$

素因数の和:2171

約数の個数: 40

約数和(自身を含む): 184140000

約数和(自身を除く): 105112720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 659, 1318, 1499, 2636, 2998, 3295, 5272, 5996, 6590, 7495, 10544, 11992, 13180, 14990, 23984, 26360, 29980, 52720, 59960, 119920, 987841, 1975682, 3951364, 4939205, 7902728, 9878410, 15805456, 19756820, 39513640, 79027280]

約数ペア:

[(1, 79027280), (2, 39513640), (4, 19756820), (5, 15805456), (8, 9878410), (10, 7902728), (16, 4939205), (20, 3951364), (40, 1975682), (80, 987841), (659, 119920), (1318, 59960), (1499, 52720), (2636, 29980), (2998, 26360), (3295, 23984), (5272, 14990), (5996, 13180), (6590, 11992), (7495, 10544)]