42065990

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{2551}}^1$

素因数の和:2672

約数の個数: 32

約数和(自身を含む): 81031104

約数和(自身を除く): 38965114

約数列:

[1, 2, 5, 10, 17, 34, 85, 97, 170, 194, 485, 970, 1649, 2551, 3298, 5102, 8245, 12755, 16490, 25510, 43367, 86734, 216835, 247447, 433670, 494894, 1237235, 2474470, 4206599, 8413198, 21032995, 42065990]

約数ペア:

[(1, 42065990), (2, 21032995), (5, 8413198), (10, 4206599), (17, 2474470), (34, 1237235), (85, 494894), (97, 433670), (170, 247447), (194, 216835), (485, 86734), (970, 43367), (1649, 25510), (2551, 16490), (3298, 12755), (5102, 8245)]