2581794680

素因数分解:

$2^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{97}}^1\times {\mathrm{8017}}^1$

素因数の和:8208

約数の個数: 64

約数和(自身を含む): 5940375840

約数和(自身を除く): 3358581160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 83, 97, 166, 194, 332, 388, 415, 485, 664, 776, 830, 970, 1660, 1940, 3320, 3880, 8017, 8051, 16034, 16102, 32068, 32204, 40085, 40255, 64136, 64408, 80170, 80510, 160340, 161020, 320680, 322040, 665411, 777649, 1330822, 1555298, 2661644, 3110596, 3327055, 3888245, 5323288, 6221192, 6654110, 7776490, 13308220, 15552980, 26616440, 31105960, 64544867, 129089734, 258179468, 322724335, 516358936, 645448670, 1290897340, 2581794680]

約数ペア:

[(1, 2581794680), (2, 1290897340), (4, 645448670), (5, 516358936), (8, 322724335), (10, 258179468), (20, 129089734), (40, 64544867), (83, 31105960), (97, 26616440), (166, 15552980), (194, 13308220), (332, 7776490), (388, 6654110), (415, 6221192), (485, 5323288), (664, 3888245), (776, 3327055), (830, 3110596), (970, 2661644), (1660, 1555298), (1940, 1330822), (3320, 777649), (3880, 665411), (8017, 322040), (8051, 320680), (16034, 161020), (16102, 160340), (32068, 80510), (32204, 80170), (40085, 64408), (40255, 64136)]