91373780

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{257}}^1\times {\mathrm{613}}^1$

素因数の和:908

約数の個数: 48

約数和(自身を含む): 199599120

約数和(自身を除く): 108225340

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 257, 290, 514, 580, 613, 1028, 1226, 1285, 2452, 2570, 3065, 5140, 6130, 7453, 12260, 14906, 17777, 29812, 35554, 37265, 71108, 74530, 88885, 149060, 157541, 177770, 315082, 355540, 630164, 787705, 1575410, 3150820, 4568689, 9137378, 18274756, 22843445, 45686890, 91373780]

約数ペア:

[(1, 91373780), (2, 45686890), (4, 22843445), (5, 18274756), (10, 9137378), (20, 4568689), (29, 3150820), (58, 1575410), (116, 787705), (145, 630164), (257, 355540), (290, 315082), (514, 177770), (580, 157541), (613, 149060), (1028, 88885), (1226, 74530), (1285, 71108), (2452, 37265), (2570, 35554), (3065, 29812), (5140, 17777), (6130, 14906), (7453, 12260)]