49141520

素因数分解:

$2^4\times 5^1\times {\mathrm{499}}^1\times {\mathrm{1231}}^1$

素因数の和:1743

約数の個数: 40

約数和(自身を含む): 114576000

約数和(自身を除く): 65434480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 499, 998, 1231, 1996, 2462, 2495, 3992, 4924, 4990, 6155, 7984, 9848, 9980, 12310, 19696, 19960, 24620, 39920, 49240, 98480, 614269, 1228538, 2457076, 3071345, 4914152, 6142690, 9828304, 12285380, 24570760, 49141520]

約数ペア:

[(1, 49141520), (2, 24570760), (4, 12285380), (5, 9828304), (8, 6142690), (10, 4914152), (16, 3071345), (20, 2457076), (40, 1228538), (80, 614269), (499, 98480), (998, 49240), (1231, 39920), (1996, 24620), (2462, 19960), (2495, 19696), (3992, 12310), (4924, 9980), (4990, 9848), (6155, 7984)]