161272336

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{673}}^1\times {\mathrm{881}}^1$

素因数の和:1579

約数の個数: 40

約数和(自身を含む): 331713144

約数和(自身を除く): 170440808

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 673, 881, 1346, 1762, 2692, 3524, 5384, 7048, 10768, 11441, 14096, 14977, 22882, 29954, 45764, 59908, 91528, 119816, 183056, 239632, 592913, 1185826, 2371652, 4743304, 9486608, 10079521, 20159042, 40318084, 80636168, 161272336]

約数ペア:

[(1, 161272336), (2, 80636168), (4, 40318084), (8, 20159042), (16, 10079521), (17, 9486608), (34, 4743304), (68, 2371652), (136, 1185826), (272, 592913), (673, 239632), (881, 183056), (1346, 119816), (1762, 91528), (2692, 59908), (3524, 45764), (5384, 29954), (7048, 22882), (10768, 14977), (11441, 14096)]