258605440

素因数分解:

$2^7\times 5^1\times {\mathrm{43}}^1\times {\mathrm{9397}}^1$

素因数の和:9459

約数の個数: 64

約数和(自身を含む): 632673360

約数和(自身を除く): 374067920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 64, 80, 86, 128, 160, 172, 215, 320, 344, 430, 640, 688, 860, 1376, 1720, 2752, 3440, 5504, 6880, 9397, 13760, 18794, 27520, 37588, 46985, 75176, 93970, 150352, 187940, 300704, 375880, 404071, 601408, 751760, 808142, 1202816, 1503520, 1616284, 2020355, 3007040, 3232568, 4040710, 6014080, 6465136, 8081420, 12930272, 16162840, 25860544, 32325680, 51721088, 64651360, 129302720, 258605440]

約数ペア:

[(1, 258605440), (2, 129302720), (4, 64651360), (5, 51721088), (8, 32325680), (10, 25860544), (16, 16162840), (20, 12930272), (32, 8081420), (40, 6465136), (43, 6014080), (64, 4040710), (80, 3232568), (86, 3007040), (128, 2020355), (160, 1616284), (172, 1503520), (215, 1202816), (320, 808142), (344, 751760), (430, 601408), (640, 404071), (688, 375880), (860, 300704), (1376, 187940), (1720, 150352), (2752, 93970), (3440, 75176), (5504, 46985), (6880, 37588), (9397, 27520), (13760, 18794)]