668049130

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{157}}^1\times {\mathrm{683}}^1$

素因数の和:943

約数の個数: 64

約数和(自身を含む): 1400613120

約数和(自身を除く): 732563990

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 89, 157, 178, 314, 445, 623, 683, 785, 890, 1099, 1246, 1366, 1570, 2198, 3115, 3415, 4781, 5495, 6230, 6830, 9562, 10990, 13973, 23905, 27946, 47810, 60787, 69865, 97811, 107231, 121574, 139730, 195622, 214462, 303935, 425509, 489055, 536155, 607870, 750617, 851018, 978110, 1072310, 1501234, 2127545, 3753085, 4255090, 7506170, 9543559, 19087118, 47717795, 66804913, 95435590, 133609826, 334024565, 668049130]

約数ペア:

[(1, 668049130), (2, 334024565), (5, 133609826), (7, 95435590), (10, 66804913), (14, 47717795), (35, 19087118), (70, 9543559), (89, 7506170), (157, 4255090), (178, 3753085), (314, 2127545), (445, 1501234), (623, 1072310), (683, 978110), (785, 851018), (890, 750617), (1099, 607870), (1246, 536155), (1366, 489055), (1570, 425509), (2198, 303935), (3115, 214462), (3415, 195622), (4781, 139730), (5495, 121574), (6230, 107231), (6830, 97811), (9562, 69865), (10990, 60787), (13973, 47810), (23905, 27946)]