64770056

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{389}}^1\times {\mathrm{1601}}^1$

素因数の和:2009

約数の個数: 32

約数和(自身を含む): 131203800

約数和(自身を除く): 66433744

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 389, 778, 1556, 1601, 3112, 3202, 5057, 6404, 10114, 12808, 20228, 20813, 40456, 41626, 83252, 166504, 622789, 1245578, 2491156, 4982312, 8096257, 16192514, 32385028, 64770056]

約数ペア:

[(1, 64770056), (2, 32385028), (4, 16192514), (8, 8096257), (13, 4982312), (26, 2491156), (52, 1245578), (104, 622789), (389, 166504), (778, 83252), (1556, 41626), (1601, 40456), (3112, 20813), (3202, 20228), (5057, 12808), (6404, 10114)]