90689584

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{269}}^1\times {\mathrm{1109}}^1$

素因数の和:1405

約数の個数: 40

約数和(自身を含む): 185814000

約数和(自身を除く): 95124416

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 269, 304, 538, 1076, 1109, 2152, 2218, 4304, 4436, 5111, 8872, 10222, 17744, 20444, 21071, 40888, 42142, 81776, 84284, 168568, 298321, 337136, 596642, 1193284, 2386568, 4773136, 5668099, 11336198, 22672396, 45344792, 90689584]

約数ペア:

[(1, 90689584), (2, 45344792), (4, 22672396), (8, 11336198), (16, 5668099), (19, 4773136), (38, 2386568), (76, 1193284), (152, 596642), (269, 337136), (304, 298321), (538, 168568), (1076, 84284), (1109, 81776), (2152, 42142), (2218, 40888), (4304, 21071), (4436, 20444), (5111, 17744), (8872, 10222)]