68402560

素因数分解:

$2^7\times 5^1\times {\mathrm{17}}^1\times {\mathrm{6287}}^1$

素因数の和:6323

約数の個数: 64

約数和(自身を含む): 173171520

約数和(自身を除く): 104768960

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 128, 136, 160, 170, 272, 320, 340, 544, 640, 680, 1088, 1360, 2176, 2720, 5440, 6287, 10880, 12574, 25148, 31435, 50296, 62870, 100592, 106879, 125740, 201184, 213758, 251480, 402368, 427516, 502960, 534395, 804736, 855032, 1005920, 1068790, 1710064, 2011840, 2137580, 3420128, 4023680, 4275160, 6840256, 8550320, 13680512, 17100640, 34201280, 68402560]

約数ペア:

[(1, 68402560), (2, 34201280), (4, 17100640), (5, 13680512), (8, 8550320), (10, 6840256), (16, 4275160), (17, 4023680), (20, 3420128), (32, 2137580), (34, 2011840), (40, 1710064), (64, 1068790), (68, 1005920), (80, 855032), (85, 804736), (128, 534395), (136, 502960), (160, 427516), (170, 402368), (272, 251480), (320, 213758), (340, 201184), (544, 125740), (640, 106879), (680, 100592), (1088, 62870), (1360, 50296), (2176, 31435), (2720, 25148), (5440, 12574), (6287, 10880)]