42777250

素因数分解:

$2^1\times 5^3\times {\mathrm{139}}^1\times {\mathrm{1231}}^1$

素因数の和:1387

約数の個数: 32

約数和(自身を含む): 80720640

約数和(自身を除く): 37943390

約数列:

[1, 2, 5, 10, 25, 50, 125, 139, 250, 278, 695, 1231, 1390, 2462, 3475, 6155, 6950, 12310, 17375, 30775, 34750, 61550, 153875, 171109, 307750, 342218, 855545, 1711090, 4277725, 8555450, 21388625, 42777250]

約数ペア:

[(1, 42777250), (2, 21388625), (5, 8555450), (10, 4277725), (25, 1711090), (50, 855545), (125, 342218), (139, 307750), (250, 171109), (278, 153875), (695, 61550), (1231, 34750), (1390, 30775), (2462, 17375), (3475, 12310), (6155, 6950)]