161450480

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{65101}}^1$

素因数の和:65145

約数の個数: 40

約数和(自身を含む): 387487104

約数和(自身を除く): 226036624

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 65101, 130202, 260404, 325505, 520808, 651010, 1041616, 1302020, 2018131, 2604040, 4036262, 5208080, 8072524, 10090655, 16145048, 20181310, 32290096, 40362620, 80725240, 161450480]

約数ペア:

[(1, 161450480), (2, 80725240), (4, 40362620), (5, 32290096), (8, 20181310), (10, 16145048), (16, 10090655), (20, 8072524), (31, 5208080), (40, 4036262), (62, 2604040), (80, 2018131), (124, 1302020), (155, 1041616), (248, 651010), (310, 520808), (496, 325505), (620, 260404), (1240, 130202), (2480, 65101)]