81355304

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{191}}^1\times {\mathrm{1439}}^1$

素因数の和:1673

約数の個数: 32

約数和(自身を含む): 157593600

約数和(自身を除く): 76238296

約数列:

[1, 2, 4, 8, 37, 74, 148, 191, 296, 382, 764, 1439, 1528, 2878, 5756, 7067, 11512, 14134, 28268, 53243, 56536, 106486, 212972, 274849, 425944, 549698, 1099396, 2198792, 10169413, 20338826, 40677652, 81355304]

約数ペア:

[(1, 81355304), (2, 40677652), (4, 20338826), (8, 10169413), (37, 2198792), (74, 1099396), (148, 549698), (191, 425944), (296, 274849), (382, 212972), (764, 106486), (1439, 56536), (1528, 53243), (2878, 28268), (5756, 14134), (7067, 11512)]