81314528

素因数分解:

$2^5\times {\mathrm{19}}^2\times {\mathrm{7039}}^1$

素因数の和:7087

約数の個数: 36

約数和(自身を含む): 168981120

約数和(自身を除く): 87666592

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 152, 304, 361, 608, 722, 1444, 2888, 5776, 7039, 11552, 14078, 28156, 56312, 112624, 133741, 225248, 267482, 534964, 1069928, 2139856, 2541079, 4279712, 5082158, 10164316, 20328632, 40657264, 81314528]

約数ペア:

[(1, 81314528), (2, 40657264), (4, 20328632), (8, 10164316), (16, 5082158), (19, 4279712), (32, 2541079), (38, 2139856), (76, 1069928), (152, 534964), (304, 267482), (361, 225248), (608, 133741), (722, 112624), (1444, 56312), (2888, 28156), (5776, 14078), (7039, 11552)]