63178580

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{109}}^1\times {\mathrm{397}}^1$

素因数の和:588

約数の個数: 48

約数和(自身を含む): 136068240

約数和(自身を除く): 72889660

約数列:

[1, 2, 4, 5, 10, 20, 73, 109, 146, 218, 292, 365, 397, 436, 545, 730, 794, 1090, 1460, 1588, 1985, 2180, 3970, 7940, 7957, 15914, 28981, 31828, 39785, 43273, 57962, 79570, 86546, 115924, 144905, 159140, 173092, 216365, 289810, 432730, 579620, 865460, 3158929, 6317858, 12635716, 15794645, 31589290, 63178580]

約数ペア:

[(1, 63178580), (2, 31589290), (4, 15794645), (5, 12635716), (10, 6317858), (20, 3158929), (73, 865460), (109, 579620), (146, 432730), (218, 289810), (292, 216365), (365, 173092), (397, 159140), (436, 144905), (545, 115924), (730, 86546), (794, 79570), (1090, 57962), (1460, 43273), (1588, 39785), (1985, 31828), (2180, 28981), (3970, 15914), (7940, 7957)]