80781908

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{83}}^1\times {\mathrm{167}}^1$

素因数の和:332

約数の個数: 48

約数和(自身を含む): 151732224

約数和(自身を除く): 70950316

約数列:

[1, 2, 4, 31, 47, 62, 83, 94, 124, 166, 167, 188, 332, 334, 668, 1457, 2573, 2914, 3901, 5146, 5177, 5828, 7802, 7849, 10292, 10354, 13861, 15604, 15698, 20708, 27722, 31396, 55444, 120931, 241862, 243319, 429691, 483724, 486638, 651467, 859382, 973276, 1302934, 1718764, 2605868, 20195477, 40390954, 80781908]

約数ペア:

[(1, 80781908), (2, 40390954), (4, 20195477), (31, 2605868), (47, 1718764), (62, 1302934), (83, 973276), (94, 859382), (124, 651467), (166, 486638), (167, 483724), (188, 429691), (332, 243319), (334, 241862), (668, 120931), (1457, 55444), (2573, 31396), (2914, 27722), (3901, 20708), (5146, 15698), (5177, 15604), (5828, 13861), (7802, 10354), (7849, 10292)]