90165670

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{1123}}^1$

素因数の和:1205

約数の個数: 64

約数和(自身を含む): 196816896

約数和(自身を除く): 106651226

約数列:

[1, 2, 5, 7, 10, 14, 31, 35, 37, 62, 70, 74, 155, 185, 217, 259, 310, 370, 434, 518, 1085, 1123, 1147, 1295, 2170, 2246, 2294, 2590, 5615, 5735, 7861, 8029, 11230, 11470, 15722, 16058, 34813, 39305, 40145, 41551, 69626, 78610, 80290, 83102, 174065, 207755, 243691, 290857, 348130, 415510, 487382, 581714, 1218455, 1288081, 1454285, 2436910, 2576162, 2908570, 6440405, 9016567, 12880810, 18033134, 45082835, 90165670]

約数ペア:

[(1, 90165670), (2, 45082835), (5, 18033134), (7, 12880810), (10, 9016567), (14, 6440405), (31, 2908570), (35, 2576162), (37, 2436910), (62, 1454285), (70, 1288081), (74, 1218455), (155, 581714), (185, 487382), (217, 415510), (259, 348130), (310, 290857), (370, 243691), (434, 207755), (518, 174065), (1085, 83102), (1123, 80290), (1147, 78610), (1295, 69626), (2170, 41551), (2246, 40145), (2294, 39305), (2590, 34813), (5615, 16058), (5735, 15722), (7861, 11470), (8029, 11230)]