68744560

素因数分解:

$2^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{14087}}^1$

素因数の和:14161

約数の個数: 40

約数和(自身を含む): 162462816

約数和(自身を除く): 93718256

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 61, 80, 122, 244, 305, 488, 610, 976, 1220, 2440, 4880, 14087, 28174, 56348, 70435, 112696, 140870, 225392, 281740, 563480, 859307, 1126960, 1718614, 3437228, 4296535, 6874456, 8593070, 13748912, 17186140, 34372280, 68744560]

約数ペア:

[(1, 68744560), (2, 34372280), (4, 17186140), (5, 13748912), (8, 8593070), (10, 6874456), (16, 4296535), (20, 3437228), (40, 1718614), (61, 1126960), (80, 859307), (122, 563480), (244, 281740), (305, 225392), (488, 140870), (610, 112696), (976, 70435), (1220, 56348), (2440, 28174), (4880, 14087)]