85277780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{35831}}^1$

素因数の和:35864

約数の個数: 48

約数和(自身を含む): 216711936

約数和(自身を除く): 131434156

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 68, 70, 85, 119, 140, 170, 238, 340, 476, 595, 1190, 2380, 35831, 71662, 143324, 179155, 250817, 358310, 501634, 609127, 716620, 1003268, 1218254, 1254085, 2436508, 2508170, 3045635, 4263889, 5016340, 6091270, 8527778, 12182540, 17055556, 21319445, 42638890, 85277780]

約数ペア:

[(1, 85277780), (2, 42638890), (4, 21319445), (5, 17055556), (7, 12182540), (10, 8527778), (14, 6091270), (17, 5016340), (20, 4263889), (28, 3045635), (34, 2508170), (35, 2436508), (68, 1254085), (70, 1218254), (85, 1003268), (119, 716620), (140, 609127), (170, 501634), (238, 358310), (340, 250817), (476, 179155), (595, 143324), (1190, 71662), (2380, 35831)]