64704724

素因数分解:

$2^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{157}}^1\times {\mathrm{359}}^1$

素因数の和:568

約数の個数: 48

約数和(自身を含む): 133781760

約数和(自身を除く): 69077036

約数列:

[1, 2, 4, 7, 14, 28, 41, 82, 157, 164, 287, 314, 359, 574, 628, 718, 1099, 1148, 1436, 2198, 2513, 4396, 5026, 6437, 10052, 12874, 14719, 25748, 29438, 45059, 56363, 58876, 90118, 103033, 112726, 180236, 206066, 225452, 394541, 412132, 789082, 1578164, 2310883, 4621766, 9243532, 16176181, 32352362, 64704724]

約数ペア:

[(1, 64704724), (2, 32352362), (4, 16176181), (7, 9243532), (14, 4621766), (28, 2310883), (41, 1578164), (82, 789082), (157, 412132), (164, 394541), (287, 225452), (314, 206066), (359, 180236), (574, 112726), (628, 103033), (718, 90118), (1099, 58876), (1148, 56363), (1436, 45059), (2198, 29438), (2513, 25748), (4396, 14719), (5026, 12874), (6437, 10052)]