255108320

素因数分解:

$2^5\times 5^1\times {\mathrm{331}}^1\times {\mathrm{4817}}^1$

素因数の和:5163

約数の個数: 48

約数和(自身を含む): 604639728

約数和(自身を除く): 349531408

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 331, 662, 1324, 1655, 2648, 3310, 4817, 5296, 6620, 9634, 10592, 13240, 19268, 24085, 26480, 38536, 48170, 52960, 77072, 96340, 154144, 192680, 385360, 770720, 1594427, 3188854, 6377708, 7972135, 12755416, 15944270, 25510832, 31888540, 51021664, 63777080, 127554160, 255108320]

約数ペア:

[(1, 255108320), (2, 127554160), (4, 63777080), (5, 51021664), (8, 31888540), (10, 25510832), (16, 15944270), (20, 12755416), (32, 7972135), (40, 6377708), (80, 3188854), (160, 1594427), (331, 770720), (662, 385360), (1324, 192680), (1655, 154144), (2648, 96340), (3310, 77072), (4817, 52960), (5296, 48170), (6620, 38536), (9634, 26480), (10592, 24085), (13240, 19268)]