78715856

素因数分解:

$2^4\times {\mathrm{269}}^1\times {\mathrm{18289}}^1$

素因数の和:18566

約数の個数: 20

約数和(自身を含む): 153087300

約数和(自身を除く): 74371444

約数列:

[1, 2, 4, 8, 16, 269, 538, 1076, 2152, 4304, 18289, 36578, 73156, 146312, 292624, 4919741, 9839482, 19678964, 39357928, 78715856]

約数ペア:

[(1, 78715856), (2, 39357928), (4, 19678964), (8, 9839482), (16, 4919741), (269, 292624), (538, 146312), (1076, 73156), (2152, 36578), (4304, 18289)]