83791640

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{149}}^1\times {\mathrm{827}}^1$

素因数の和:1004

約数の個数: 64

約数和(自身を含む): 201204000

約数和(自身を除く): 117412360

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 149, 170, 298, 340, 596, 680, 745, 827, 1192, 1490, 1654, 2533, 2980, 3308, 4135, 5066, 5960, 6616, 8270, 10132, 12665, 14059, 16540, 20264, 25330, 28118, 33080, 50660, 56236, 70295, 101320, 112472, 123223, 140590, 246446, 281180, 492892, 562360, 616115, 985784, 1232230, 2094791, 2464460, 4189582, 4928920, 8379164, 10473955, 16758328, 20947910, 41895820, 83791640]

約数ペア:

[(1, 83791640), (2, 41895820), (4, 20947910), (5, 16758328), (8, 10473955), (10, 8379164), (17, 4928920), (20, 4189582), (34, 2464460), (40, 2094791), (68, 1232230), (85, 985784), (136, 616115), (149, 562360), (170, 492892), (298, 281180), (340, 246446), (596, 140590), (680, 123223), (745, 112472), (827, 101320), (1192, 70295), (1490, 56236), (1654, 50660), (2533, 33080), (2980, 28118), (3308, 25330), (4135, 20264), (5066, 16540), (5960, 14059), (6616, 12665), (8270, 10132)]