80638288

素因数分解:

$2^4\times {\mathrm{103}}^1\times {\mathrm{167}}^1\times {\mathrm{293}}^1$

素因数の和:571

約数の個数: 40

約数和(自身を含む): 159239808

約数和(自身を除く): 78601520

約数列:

[1, 2, 4, 8, 16, 103, 167, 206, 293, 334, 412, 586, 668, 824, 1172, 1336, 1648, 2344, 2672, 4688, 17201, 30179, 34402, 48931, 60358, 68804, 97862, 120716, 137608, 195724, 241432, 275216, 391448, 482864, 782896, 5039893, 10079786, 20159572, 40319144, 80638288]

約数ペア:

[(1, 80638288), (2, 40319144), (4, 20159572), (8, 10079786), (16, 5039893), (103, 782896), (167, 482864), (206, 391448), (293, 275216), (334, 241432), (412, 195724), (586, 137608), (668, 120716), (824, 97862), (1172, 68804), (1336, 60358), (1648, 48931), (2344, 34402), (2672, 30179), (4688, 17201)]