82570180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{53617}}^1$

素因数の和:53644

約数の個数: 48

約数和(自身を含む): 216187776

約数和(自身を除く): 133617596

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 53617, 107234, 214468, 268085, 375319, 536170, 589787, 750638, 1072340, 1179574, 1501276, 1876595, 2359148, 2948935, 3753190, 4128509, 5897870, 7506380, 8257018, 11795740, 16514036, 20642545, 41285090, 82570180]

約数ペア:

[(1, 82570180), (2, 41285090), (4, 20642545), (5, 16514036), (7, 11795740), (10, 8257018), (11, 7506380), (14, 5897870), (20, 4128509), (22, 3753190), (28, 2948935), (35, 2359148), (44, 1876595), (55, 1501276), (70, 1179574), (77, 1072340), (110, 750638), (140, 589787), (154, 536170), (220, 375319), (308, 268085), (385, 214468), (770, 107234), (1540, 53617)]