81213650

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{4937}}^1$

素因数の和:5003

約数の個数: 48

約数和(自身を含む): 176345856

約数和(自身を除く): 95132206

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 47, 50, 70, 94, 175, 235, 329, 350, 470, 658, 1175, 1645, 2350, 3290, 4937, 8225, 9874, 16450, 24685, 34559, 49370, 69118, 123425, 172795, 232039, 246850, 345590, 464078, 863975, 1160195, 1624273, 1727950, 2320390, 3248546, 5800975, 8121365, 11601950, 16242730, 40606825, 81213650]

約数ペア:

[(1, 81213650), (2, 40606825), (5, 16242730), (7, 11601950), (10, 8121365), (14, 5800975), (25, 3248546), (35, 2320390), (47, 1727950), (50, 1624273), (70, 1160195), (94, 863975), (175, 464078), (235, 345590), (329, 246850), (350, 232039), (470, 172795), (658, 123425), (1175, 69118), (1645, 49370), (2350, 34559), (3290, 24685), (4937, 16450), (8225, 9874)]