81473850

素因数分解:

$2^1\times 3^4\times 5^2\times {\mathrm{20117}}^1$

素因数の和:20141

約数の個数: 60

約数和(自身を含む): 226387854

約数和(自身を除く): 144914004

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 27, 30, 45, 50, 54, 75, 81, 90, 135, 150, 162, 225, 270, 405, 450, 675, 810, 1350, 2025, 4050, 20117, 40234, 60351, 100585, 120702, 181053, 201170, 301755, 362106, 502925, 543159, 603510, 905265, 1005850, 1086318, 1508775, 1629477, 1810530, 2715795, 3017550, 3258954, 4526325, 5431590, 8147385, 9052650, 13578975, 16294770, 27157950, 40736925, 81473850]

約数ペア:

[(1, 81473850), (2, 40736925), (3, 27157950), (5, 16294770), (6, 13578975), (9, 9052650), (10, 8147385), (15, 5431590), (18, 4526325), (25, 3258954), (27, 3017550), (30, 2715795), (45, 1810530), (50, 1629477), (54, 1508775), (75, 1086318), (81, 1005850), (90, 905265), (135, 603510), (150, 543159), (162, 502925), (225, 362106), (270, 301755), (405, 201170), (450, 181053), (675, 120702), (810, 100585), (1350, 60351), (2025, 40234), (4050, 20117)]