72062480

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{128683}}^1$

素因数の和:128703

約数の個数: 40

約数和(自身を含む): 191481792

約数和(自身を除く): 119419312

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 128683, 257366, 514732, 643415, 900781, 1029464, 1286830, 1801562, 2058928, 2573660, 3603124, 4503905, 5147320, 7206248, 9007810, 10294640, 14412496, 18015620, 36031240, 72062480]

約数ペア:

[(1, 72062480), (2, 36031240), (4, 18015620), (5, 14412496), (7, 10294640), (8, 9007810), (10, 7206248), (14, 5147320), (16, 4503905), (20, 3603124), (28, 2573660), (35, 2058928), (40, 1801562), (56, 1286830), (70, 1029464), (80, 900781), (112, 643415), (140, 514732), (280, 257366), (560, 128683)]