81306112

素因数分解:

$2^9\times {\mathrm{379}}^1\times {\mathrm{419}}^1$

素因数の和:816

約数の個数: 40

約数和(自身を含む): 163270800

約数和(自身を除く): 81964688

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 379, 419, 512, 758, 838, 1516, 1676, 3032, 3352, 6064, 6704, 12128, 13408, 24256, 26816, 48512, 53632, 97024, 107264, 158801, 194048, 214528, 317602, 635204, 1270408, 2540816, 5081632, 10163264, 20326528, 40653056, 81306112]

約数ペア:

[(1, 81306112), (2, 40653056), (4, 20326528), (8, 10163264), (16, 5081632), (32, 2540816), (64, 1270408), (128, 635204), (256, 317602), (379, 214528), (419, 194048), (512, 158801), (758, 107264), (838, 97024), (1516, 53632), (1676, 48512), (3032, 26816), (3352, 24256), (6064, 13408), (6704, 12128)]