206820160

素因数分解:

$2^6\times 5^1\times {\mathrm{71}}^1\times {\mathrm{9103}}^1$

素因数の和:9191

約数の個数: 56

約数和(自身を含む): 499481856

約数和(自身を除く): 292661696

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 71, 80, 142, 160, 284, 320, 355, 568, 710, 1136, 1420, 2272, 2840, 4544, 5680, 9103, 11360, 18206, 22720, 36412, 45515, 72824, 91030, 145648, 182060, 291296, 364120, 582592, 646313, 728240, 1292626, 1456480, 2585252, 2912960, 3231565, 5170504, 6463130, 10341008, 12926260, 20682016, 25852520, 41364032, 51705040, 103410080, 206820160]

約数ペア:

[(1, 206820160), (2, 103410080), (4, 51705040), (5, 41364032), (8, 25852520), (10, 20682016), (16, 12926260), (20, 10341008), (32, 6463130), (40, 5170504), (64, 3231565), (71, 2912960), (80, 2585252), (142, 1456480), (160, 1292626), (284, 728240), (320, 646313), (355, 582592), (568, 364120), (710, 291296), (1136, 182060), (1420, 145648), (2272, 91030), (2840, 72824), (4544, 45515), (5680, 36412), (9103, 22720), (11360, 18206)]