64719095

素因数分解:

$5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{139}}^1\times {\mathrm{251}}^1$

素因数の和:455

約数の個数: 32

約数和(自身を含む): 91445760

約数和(自身を除く): 26726665

約数列:

[1, 5, 7, 35, 53, 139, 251, 265, 371, 695, 973, 1255, 1757, 1855, 4865, 7367, 8785, 13303, 34889, 36835, 51569, 66515, 93121, 174445, 244223, 257845, 465605, 1221115, 1849117, 9245585, 12943819, 64719095]

約数ペア:

[(1, 64719095), (5, 12943819), (7, 9245585), (35, 1849117), (53, 1221115), (139, 465605), (251, 257845), (265, 244223), (371, 174445), (695, 93121), (973, 66515), (1255, 51569), (1757, 36835), (1855, 34889), (4865, 13303), (7367, 8785)]