42500680

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{62501}}^1$

素因数の和:62529

約数の個数: 32

約数和(自身を含む): 101253240

約数和(自身を除く): 58752560

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 62501, 125002, 250004, 312505, 500008, 625010, 1062517, 1250020, 2125034, 2500040, 4250068, 5312585, 8500136, 10625170, 21250340, 42500680]

約数ペア:

[(1, 42500680), (2, 21250340), (4, 10625170), (5, 8500136), (8, 5312585), (10, 4250068), (17, 2500040), (20, 2125034), (34, 1250020), (40, 1062517), (68, 625010), (85, 500008), (136, 312505), (170, 250004), (340, 125002), (680, 62501)]