164090990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{80833}}^1$

素因数の和:80876

約数の個数: 32

約数和(自身を含む): 349202880

約数和(自身を除く): 185111890

約数列:

[1, 2, 5, 7, 10, 14, 29, 35, 58, 70, 145, 203, 290, 406, 1015, 2030, 80833, 161666, 404165, 565831, 808330, 1131662, 2344157, 2829155, 4688314, 5658310, 11720785, 16409099, 23441570, 32818198, 82045495, 164090990]

約数ペア:

[(1, 164090990), (2, 82045495), (5, 32818198), (7, 23441570), (10, 16409099), (14, 11720785), (29, 5658310), (35, 4688314), (58, 2829155), (70, 2344157), (145, 1131662), (203, 808330), (290, 565831), (406, 404165), (1015, 161666), (2030, 80833)]