105909560

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{64579}}^1$

素因数の和:64631

約数の個数: 32

約数和(自身を含む): 244112400

約数和(自身を除く): 138202840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 64579, 129158, 258316, 322895, 516632, 645790, 1291580, 2583160, 2647739, 5295478, 10590956, 13238695, 21181912, 26477390, 52954780, 105909560]

約数ペア:

[(1, 105909560), (2, 52954780), (4, 26477390), (5, 21181912), (8, 13238695), (10, 10590956), (20, 5295478), (40, 2647739), (41, 2583160), (82, 1291580), (164, 645790), (205, 516632), (328, 322895), (410, 258316), (820, 129158), (1640, 64579)]