8266752020

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{271}}^1\times {\mathrm{49201}}^1$

素因数の和:49512

約数の個数: 48

約数和(自身を含む): 17986676736

約数和(自身を除く): 9719924716

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 271, 310, 542, 620, 1084, 1355, 2710, 5420, 8401, 16802, 33604, 42005, 49201, 84010, 98402, 168020, 196804, 246005, 492010, 984020, 1525231, 3050462, 6100924, 7626155, 13333471, 15252310, 26666942, 30504620, 53333884, 66667355, 133334710, 266669420, 413337601, 826675202, 1653350404, 2066688005, 4133376010, 8266752020]

約数ペア:

[(1, 8266752020), (2, 4133376010), (4, 2066688005), (5, 1653350404), (10, 826675202), (20, 413337601), (31, 266669420), (62, 133334710), (124, 66667355), (155, 53333884), (271, 30504620), (310, 26666942), (542, 15252310), (620, 13333471), (1084, 7626155), (1355, 6100924), (2710, 3050462), (5420, 1525231), (8401, 984020), (16802, 492010), (33604, 246005), (42005, 196804), (49201, 168020), (84010, 98402)]