42577840

素因数分解:

$2^4\times 5^1\times {\mathrm{79}}^1\times {\mathrm{6737}}^1$

素因数の和:6829

約数の個数: 40

約数和(自身を含む): 100261440

約数和(自身を除く): 57683600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 79, 80, 158, 316, 395, 632, 790, 1264, 1580, 3160, 6320, 6737, 13474, 26948, 33685, 53896, 67370, 107792, 134740, 269480, 532223, 538960, 1064446, 2128892, 2661115, 4257784, 5322230, 8515568, 10644460, 21288920, 42577840]

約数ペア:

[(1, 42577840), (2, 21288920), (4, 10644460), (5, 8515568), (8, 5322230), (10, 4257784), (16, 2661115), (20, 2128892), (40, 1064446), (79, 538960), (80, 532223), (158, 269480), (316, 134740), (395, 107792), (632, 67370), (790, 53896), (1264, 33685), (1580, 26948), (3160, 13474), (6320, 6737)]