167210320

素因数分解:

$2^4\times 5^1\times {\mathrm{1291}}^1\times {\mathrm{1619}}^1$

素因数の和:2923

約数の個数: 40

約数和(自身を含む): 389305440

約数和(自身を除く): 222095120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1291, 1619, 2582, 3238, 5164, 6455, 6476, 8095, 10328, 12910, 12952, 16190, 20656, 25820, 25904, 32380, 51640, 64760, 103280, 129520, 2090129, 4180258, 8360516, 10450645, 16721032, 20901290, 33442064, 41802580, 83605160, 167210320]

約数ペア:

[(1, 167210320), (2, 83605160), (4, 41802580), (5, 33442064), (8, 20901290), (10, 16721032), (16, 10450645), (20, 8360516), (40, 4180258), (80, 2090129), (1291, 129520), (1619, 103280), (2582, 64760), (3238, 51640), (5164, 32380), (6455, 25904), (6476, 25820), (8095, 20656), (10328, 16190), (12910, 12952)]