89582870

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{22229}}^1$

素因数の和:22280

約数の個数: 32

約数和(自身を含む): 179262720

約数和(自身を除く): 89679850

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 310, 403, 806, 2015, 4030, 22229, 44458, 111145, 222290, 288977, 577954, 689099, 1378198, 1444885, 2889770, 3445495, 6890990, 8958287, 17916574, 44791435, 89582870]

約数ペア:

[(1, 89582870), (2, 44791435), (5, 17916574), (10, 8958287), (13, 6890990), (26, 3445495), (31, 2889770), (62, 1444885), (65, 1378198), (130, 689099), (155, 577954), (310, 288977), (403, 222290), (806, 111145), (2015, 44458), (4030, 22229)]