89639810

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{863}}^1$

素因数の和:947

約数の個数: 64

約数和(自身を含む): 188116992

約数和(自身を除く): 98477182

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 47, 65, 85, 94, 130, 170, 221, 235, 442, 470, 611, 799, 863, 1105, 1222, 1598, 1726, 2210, 3055, 3995, 4315, 6110, 7990, 8630, 10387, 11219, 14671, 20774, 22438, 29342, 40561, 51935, 56095, 73355, 81122, 103870, 112190, 146710, 190723, 202805, 381446, 405610, 527293, 689537, 953615, 1054586, 1379074, 1907230, 2636465, 3447685, 5272930, 6895370, 8963981, 17927962, 44819905, 89639810]

約数ペア:

[(1, 89639810), (2, 44819905), (5, 17927962), (10, 8963981), (13, 6895370), (17, 5272930), (26, 3447685), (34, 2636465), (47, 1907230), (65, 1379074), (85, 1054586), (94, 953615), (130, 689537), (170, 527293), (221, 405610), (235, 381446), (442, 202805), (470, 190723), (611, 146710), (799, 112190), (863, 103870), (1105, 81122), (1222, 73355), (1598, 56095), (1726, 51935), (2210, 40561), (3055, 29342), (3995, 22438), (4315, 20774), (6110, 14671), (7990, 11219), (8630, 10387)]