68738140

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{4931}}^1$

素因数の和:4998

約数の個数: 48

約数和(自身を含む): 156600864

約数和(自身を除く): 87862724

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 41, 68, 82, 85, 164, 170, 205, 340, 410, 697, 820, 1394, 2788, 3485, 4931, 6970, 9862, 13940, 19724, 24655, 49310, 83827, 98620, 167654, 202171, 335308, 404342, 419135, 808684, 838270, 1010855, 1676540, 2021710, 3436907, 4043420, 6873814, 13747628, 17184535, 34369070, 68738140]

約数ペア:

[(1, 68738140), (2, 34369070), (4, 17184535), (5, 13747628), (10, 6873814), (17, 4043420), (20, 3436907), (34, 2021710), (41, 1676540), (68, 1010855), (82, 838270), (85, 808684), (164, 419135), (170, 404342), (205, 335308), (340, 202171), (410, 167654), (697, 98620), (820, 83827), (1394, 49310), (2788, 24655), (3485, 19724), (4931, 13940), (6970, 9862)]