90104812

素因数分解:

$2^2\times 7^1\times {\mathrm{103}}^1\times {\mathrm{157}}^1\times {\mathrm{199}}^1$

素因数の和:470

約数の個数: 48

約数和(自身を含む): 184038400

約数和(自身を除く): 93933588

約数列:

[1, 2, 4, 7, 14, 28, 103, 157, 199, 206, 314, 398, 412, 628, 721, 796, 1099, 1393, 1442, 2198, 2786, 2884, 4396, 5572, 16171, 20497, 31243, 32342, 40994, 62486, 64684, 81988, 113197, 124972, 143479, 218701, 226394, 286958, 437402, 452788, 573916, 874804, 3218029, 6436058, 12872116, 22526203, 45052406, 90104812]

約数ペア:

[(1, 90104812), (2, 45052406), (4, 22526203), (7, 12872116), (14, 6436058), (28, 3218029), (103, 874804), (157, 573916), (199, 452788), (206, 437402), (314, 286958), (398, 226394), (412, 218701), (628, 143479), (721, 124972), (796, 113197), (1099, 81988), (1393, 64684), (1442, 62486), (2198, 40994), (2786, 32342), (2884, 31243), (4396, 20497), (5572, 16171)]