83888140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{223}}^1\times {\mathrm{2687}}^1$

素因数の和:2926

約数の個数: 48

約数和(自身を含む): 202309632

約数和(自身を除く): 118421492

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 223, 446, 892, 1115, 1561, 2230, 2687, 3122, 4460, 5374, 6244, 7805, 10748, 13435, 15610, 18809, 26870, 31220, 37618, 53740, 75236, 94045, 188090, 376180, 599201, 1198402, 2396804, 2996005, 4194407, 5992010, 8388814, 11984020, 16777628, 20972035, 41944070, 83888140]

約数ペア:

[(1, 83888140), (2, 41944070), (4, 20972035), (5, 16777628), (7, 11984020), (10, 8388814), (14, 5992010), (20, 4194407), (28, 2996005), (35, 2396804), (70, 1198402), (140, 599201), (223, 376180), (446, 188090), (892, 94045), (1115, 75236), (1561, 53740), (2230, 37618), (2687, 31220), (3122, 26870), (4460, 18809), (5374, 15610), (6244, 13435), (7805, 10748)]