66656645

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^2\times {\mathrm{29}}^1\times {\mathrm{79}}^1$

素因数の和:170

約数の個数: 48

約数和(自身を含む): 95558400

約数和(自身を除く): 28901755

約数列:

[1, 5, 11, 23, 29, 55, 79, 115, 145, 253, 319, 395, 529, 667, 869, 1265, 1595, 1817, 2291, 2645, 3335, 4345, 5819, 7337, 9085, 11455, 15341, 19987, 25201, 29095, 36685, 41791, 52693, 76705, 99935, 126005, 168751, 208955, 263465, 459701, 579623, 843755, 1211939, 2298505, 2898115, 6059695, 13331329, 66656645]

約数ペア:

[(1, 66656645), (5, 13331329), (11, 6059695), (23, 2898115), (29, 2298505), (55, 1211939), (79, 843755), (115, 579623), (145, 459701), (253, 263465), (319, 208955), (395, 168751), (529, 126005), (667, 99935), (869, 76705), (1265, 52693), (1595, 41791), (1817, 36685), (2291, 29095), (2645, 25201), (3335, 19987), (4345, 15341), (5819, 11455), (7337, 9085)]