81731936

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{337}}^1$

素因数の和:424

約数の個数: 96

約数和(自身を含む): 193179168

約数和(自身を除く): 111447232

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 32, 44, 52, 53, 88, 104, 106, 143, 176, 208, 212, 286, 337, 352, 416, 424, 572, 583, 674, 689, 848, 1144, 1166, 1348, 1378, 1696, 2288, 2332, 2696, 2756, 3707, 4381, 4576, 4664, 5392, 5512, 7414, 7579, 8762, 9328, 10784, 11024, 14828, 15158, 17524, 17861, 18656, 22048, 29656, 30316, 35048, 35722, 48191, 59312, 60632, 70096, 71444, 96382, 118624, 121264, 140192, 142888, 192764, 196471, 232193, 242528, 285776, 385528, 392942, 464386, 571552, 771056, 785884, 928772, 1542112, 1571768, 1857544, 2554123, 3143536, 3715088, 5108246, 6287072, 7430176, 10216492, 20432984, 40865968, 81731936]

約数ペア:

[(1, 81731936), (2, 40865968), (4, 20432984), (8, 10216492), (11, 7430176), (13, 6287072), (16, 5108246), (22, 3715088), (26, 3143536), (32, 2554123), (44, 1857544), (52, 1571768), (53, 1542112), (88, 928772), (104, 785884), (106, 771056), (143, 571552), (176, 464386), (208, 392942), (212, 385528), (286, 285776), (337, 242528), (352, 232193), (416, 196471), (424, 192764), (572, 142888), (583, 140192), (674, 121264), (689, 118624), (848, 96382), (1144, 71444), (1166, 70096), (1348, 60632), (1378, 59312), (1696, 48191), (2288, 35722), (2332, 35048), (2696, 30316), (2756, 29656), (3707, 22048), (4381, 18656), (4576, 17861), (4664, 17524), (5392, 15158), (5512, 14828), (7414, 11024), (7579, 10784), (8762, 9328)]