64329860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{607}}^1\times {\mathrm{757}}^1$

素因数の和:1380

約数の個数: 48

約数和(自身を含む): 154850304

約数和(自身を除く): 90520444

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 607, 757, 1214, 1514, 2428, 3028, 3035, 3785, 4249, 5299, 6070, 7570, 8498, 10598, 12140, 15140, 16996, 21196, 21245, 26495, 42490, 52990, 84980, 105980, 459499, 918998, 1837996, 2297495, 3216493, 4594990, 6432986, 9189980, 12865972, 16082465, 32164930, 64329860]

約数ペア:

[(1, 64329860), (2, 32164930), (4, 16082465), (5, 12865972), (7, 9189980), (10, 6432986), (14, 4594990), (20, 3216493), (28, 2297495), (35, 1837996), (70, 918998), (140, 459499), (607, 105980), (757, 84980), (1214, 52990), (1514, 42490), (2428, 26495), (3028, 21245), (3035, 21196), (3785, 16996), (4249, 15140), (5299, 12140), (6070, 10598), (7570, 8498)]