89061640

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{130973}}^1$

素因数の和:131001

約数の個数: 32

約数和(自身を含む): 212177880

約数和(自身を除く): 123116240

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 130973, 261946, 523892, 654865, 1047784, 1309730, 2226541, 2619460, 4453082, 5238920, 8906164, 11132705, 17812328, 22265410, 44530820, 89061640]

約数ペア:

[(1, 89061640), (2, 44530820), (4, 22265410), (5, 17812328), (8, 11132705), (10, 8906164), (17, 5238920), (20, 4453082), (34, 2619460), (40, 2226541), (68, 1309730), (85, 1047784), (136, 654865), (170, 523892), (340, 261946), (680, 130973)]