8161090

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{137}}^1$

素因数の和:211

約数の個数: 64

約数和(自身を含む): 18123264

約数和(自身を除く): 9962174

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 37, 46, 70, 74, 115, 137, 161, 185, 230, 259, 274, 322, 370, 518, 685, 805, 851, 959, 1295, 1370, 1610, 1702, 1918, 2590, 3151, 4255, 4795, 5069, 5957, 6302, 8510, 9590, 10138, 11914, 15755, 22057, 25345, 29785, 31510, 35483, 44114, 50690, 59570, 70966, 110285, 116587, 177415, 220570, 233174, 354830, 582935, 816109, 1165870, 1632218, 4080545, 8161090]

約数ペア:

[(1, 8161090), (2, 4080545), (5, 1632218), (7, 1165870), (10, 816109), (14, 582935), (23, 354830), (35, 233174), (37, 220570), (46, 177415), (70, 116587), (74, 110285), (115, 70966), (137, 59570), (161, 50690), (185, 44114), (230, 35483), (259, 31510), (274, 29785), (322, 25345), (370, 22057), (518, 15755), (685, 11914), (805, 10138), (851, 9590), (959, 8510), (1295, 6302), (1370, 5957), (1610, 5069), (1702, 4795), (1918, 4255), (2590, 3151)]