81671490

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{100829}}^1$

素因数の和:100848

約数の個数: 40

約数和(自身を含む): 219607740

約数和(自身を除く): 137936250

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 270, 405, 810, 100829, 201658, 302487, 504145, 604974, 907461, 1008290, 1512435, 1814922, 2722383, 3024870, 4537305, 5444766, 8167149, 9074610, 13611915, 16334298, 27223830, 40835745, 81671490]

約数ペア:

[(1, 81671490), (2, 40835745), (3, 27223830), (5, 16334298), (6, 13611915), (9, 9074610), (10, 8167149), (15, 5444766), (18, 4537305), (27, 3024870), (30, 2722383), (45, 1814922), (54, 1512435), (81, 1008290), (90, 907461), (135, 604974), (162, 504145), (270, 302487), (405, 201658), (810, 100829)]