8370050

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{163}}^1$

素因数の和:267

約数の個数: 48

約数和(自身を含む): 17082240

約数和(自身を除く): 8712190

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 79, 130, 158, 163, 325, 326, 395, 650, 790, 815, 1027, 1630, 1975, 2054, 2119, 3950, 4075, 4238, 5135, 8150, 10270, 10595, 12877, 21190, 25675, 25754, 51350, 52975, 64385, 105950, 128770, 167401, 321925, 334802, 643850, 837005, 1674010, 4185025, 8370050]

約数ペア:

[(1, 8370050), (2, 4185025), (5, 1674010), (10, 837005), (13, 643850), (25, 334802), (26, 321925), (50, 167401), (65, 128770), (79, 105950), (130, 64385), (158, 52975), (163, 51350), (325, 25754), (326, 25675), (395, 21190), (650, 12877), (790, 10595), (815, 10270), (1027, 8150), (1630, 5135), (1975, 4238), (2054, 4075), (2119, 3950)]