57534860

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{149}}^1\times {\mathrm{449}}^1$

素因数の和:650

約数の個数: 48

約数和(自身を含む): 124740000

約数和(自身を除く): 67205140

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 149, 172, 215, 298, 430, 449, 596, 745, 860, 898, 1490, 1796, 2245, 2980, 4490, 6407, 8980, 12814, 19307, 25628, 32035, 38614, 64070, 66901, 77228, 96535, 128140, 133802, 193070, 267604, 334505, 386140, 669010, 1338020, 2876743, 5753486, 11506972, 14383715, 28767430, 57534860]

約数ペア:

[(1, 57534860), (2, 28767430), (4, 14383715), (5, 11506972), (10, 5753486), (20, 2876743), (43, 1338020), (86, 669010), (149, 386140), (172, 334505), (215, 267604), (298, 193070), (430, 133802), (449, 128140), (596, 96535), (745, 77228), (860, 66901), (898, 64070), (1490, 38614), (1796, 32035), (2245, 25628), (2980, 19307), (4490, 12814), (6407, 8980)]