66547580

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{107}}^1\times {\mathrm{257}}^1$

素因数の和:395

約数の個数: 72

約数和(自身を含む): 155648304

約数和(自身を除く): 89100724

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 107, 110, 121, 214, 220, 242, 257, 428, 484, 514, 535, 605, 1028, 1070, 1177, 1210, 1285, 2140, 2354, 2420, 2570, 2827, 4708, 5140, 5654, 5885, 11308, 11770, 12947, 14135, 23540, 25894, 27499, 28270, 31097, 51788, 54998, 56540, 62194, 64735, 109996, 124388, 129470, 137495, 155485, 258940, 274990, 302489, 310970, 549980, 604978, 621940, 1209956, 1512445, 3024890, 3327379, 6049780, 6654758, 13309516, 16636895, 33273790, 66547580]

約数ペア:

[(1, 66547580), (2, 33273790), (4, 16636895), (5, 13309516), (10, 6654758), (11, 6049780), (20, 3327379), (22, 3024890), (44, 1512445), (55, 1209956), (107, 621940), (110, 604978), (121, 549980), (214, 310970), (220, 302489), (242, 274990), (257, 258940), (428, 155485), (484, 137495), (514, 129470), (535, 124388), (605, 109996), (1028, 64735), (1070, 62194), (1177, 56540), (1210, 54998), (1285, 51788), (2140, 31097), (2354, 28270), (2420, 27499), (2570, 25894), (2827, 23540), (4708, 14135), (5140, 12947), (5654, 11770), (5885, 11308)]