56527720

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{857}}^1$

素因数の和:982

約数の個数: 64

約数和(自身を含む): 136216080

約数和(自身を除く): 79688360

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 97, 136, 170, 194, 340, 388, 485, 680, 776, 857, 970, 1649, 1714, 1940, 3298, 3428, 3880, 4285, 6596, 6856, 8245, 8570, 13192, 14569, 16490, 17140, 29138, 32980, 34280, 58276, 65960, 72845, 83129, 116552, 145690, 166258, 291380, 332516, 415645, 582760, 665032, 831290, 1413193, 1662580, 2826386, 3325160, 5652772, 7065965, 11305544, 14131930, 28263860, 56527720]

約数ペア:

[(1, 56527720), (2, 28263860), (4, 14131930), (5, 11305544), (8, 7065965), (10, 5652772), (17, 3325160), (20, 2826386), (34, 1662580), (40, 1413193), (68, 831290), (85, 665032), (97, 582760), (136, 415645), (170, 332516), (194, 291380), (340, 166258), (388, 145690), (485, 116552), (680, 83129), (776, 72845), (857, 65960), (970, 58276), (1649, 34280), (1714, 32980), (1940, 29138), (3298, 17140), (3428, 16490), (3880, 14569), (4285, 13192), (6596, 8570), (6856, 8245)]