64834820

素因数分解:

$2^2\times 5^1\times {\mathrm{313}}^1\times {\mathrm{10357}}^1$

素因数の和:10679

約数の個数: 24

約数和(自身を含む): 136601304

約数和(自身を除く): 71766484

約数列:

[1, 2, 4, 5, 10, 20, 313, 626, 1252, 1565, 3130, 6260, 10357, 20714, 41428, 51785, 103570, 207140, 3241741, 6483482, 12966964, 16208705, 32417410, 64834820]

約数ペア:

[(1, 64834820), (2, 32417410), (4, 16208705), (5, 12966964), (10, 6483482), (20, 3241741), (313, 207140), (626, 103570), (1252, 51785), (1565, 41428), (3130, 20714), (6260, 10357)]