65581240

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{96443}}^1$

素因数の和:96471

約数の個数: 32

約数和(自身を含む): 156239280

約数和(自身を除く): 90658040

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 96443, 192886, 385772, 482215, 771544, 964430, 1639531, 1928860, 3279062, 3857720, 6558124, 8197655, 13116248, 16395310, 32790620, 65581240]

約数ペア:

[(1, 65581240), (2, 32790620), (4, 16395310), (5, 13116248), (8, 8197655), (10, 6558124), (17, 3857720), (20, 3279062), (34, 1928860), (40, 1639531), (68, 964430), (85, 771544), (136, 482215), (170, 385772), (340, 192886), (680, 96443)]