83235980

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{139}}^1\times {\mathrm{379}}^1$

素因数の和:606

約数の個数: 48

約数和(自身を含む): 178752000

約数和(自身を除く): 95516020

約数列:

[1, 2, 4, 5, 10, 20, 79, 139, 158, 278, 316, 379, 395, 556, 695, 758, 790, 1390, 1516, 1580, 1895, 2780, 3790, 7580, 10981, 21962, 29941, 43924, 52681, 54905, 59882, 105362, 109810, 119764, 149705, 210724, 219620, 263405, 299410, 526810, 598820, 1053620, 4161799, 8323598, 16647196, 20808995, 41617990, 83235980]

約数ペア:

[(1, 83235980), (2, 41617990), (4, 20808995), (5, 16647196), (10, 8323598), (20, 4161799), (79, 1053620), (139, 598820), (158, 526810), (278, 299410), (316, 263405), (379, 219620), (395, 210724), (556, 149705), (695, 119764), (758, 109810), (790, 105362), (1390, 59882), (1516, 54905), (1580, 52681), (1895, 43924), (2780, 29941), (3790, 21962), (7580, 10981)]