68774864

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{313}}^1\times {\mathrm{443}}^1$

素因数の和:795

約数の個数: 40

約数和(自身を含む): 138300672

約数和(自身を除く): 69525808

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 313, 443, 496, 626, 886, 1252, 1772, 2504, 3544, 5008, 7088, 9703, 13733, 19406, 27466, 38812, 54932, 77624, 109864, 138659, 155248, 219728, 277318, 554636, 1109272, 2218544, 4298429, 8596858, 17193716, 34387432, 68774864]

約数ペア:

[(1, 68774864), (2, 34387432), (4, 17193716), (8, 8596858), (16, 4298429), (31, 2218544), (62, 1109272), (124, 554636), (248, 277318), (313, 219728), (443, 155248), (496, 138659), (626, 109864), (886, 77624), (1252, 54932), (1772, 38812), (2504, 27466), (3544, 19406), (5008, 13733), (7088, 9703)]