64601480

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^2\times {\mathrm{43}}^1\times {\mathrm{71}}^1$

素因数の和:171

約数の個数: 96

約数和(自身を含む): 157671360

約数和(自身を除く): 93069880

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 43, 46, 71, 86, 92, 115, 142, 172, 184, 215, 230, 284, 344, 355, 430, 460, 529, 568, 710, 860, 920, 989, 1058, 1420, 1633, 1720, 1978, 2116, 2645, 2840, 3053, 3266, 3956, 4232, 4945, 5290, 6106, 6532, 7912, 8165, 9890, 10580, 12212, 13064, 15265, 16330, 19780, 21160, 22747, 24424, 30530, 32660, 37559, 39560, 45494, 61060, 65320, 70219, 75118, 90988, 113735, 122120, 140438, 150236, 181976, 187795, 227470, 280876, 300472, 351095, 375590, 454940, 561752, 702190, 751180, 909880, 1404380, 1502360, 1615037, 2808760, 3230074, 6460148, 8075185, 12920296, 16150370, 32300740, 64601480]

約数ペア:

[(1, 64601480), (2, 32300740), (4, 16150370), (5, 12920296), (8, 8075185), (10, 6460148), (20, 3230074), (23, 2808760), (40, 1615037), (43, 1502360), (46, 1404380), (71, 909880), (86, 751180), (92, 702190), (115, 561752), (142, 454940), (172, 375590), (184, 351095), (215, 300472), (230, 280876), (284, 227470), (344, 187795), (355, 181976), (430, 150236), (460, 140438), (529, 122120), (568, 113735), (710, 90988), (860, 75118), (920, 70219), (989, 65320), (1058, 61060), (1420, 45494), (1633, 39560), (1720, 37559), (1978, 32660), (2116, 30530), (2645, 24424), (2840, 22747), (3053, 21160), (3266, 19780), (3956, 16330), (4232, 15265), (4945, 13064), (5290, 12212), (6106, 10580), (6532, 9890), (7912, 8165)]