25312184080

素因数分解:

$2^4\times 5^1\times {\mathrm{103}}^1\times {\mathrm{239}}^1\times {\mathrm{12853}}^1$

素因数の和:13208

約数の個数: 80

約数和(自身を含む): 59675466240

約数和(自身を除く): 34363282160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 103, 206, 239, 412, 478, 515, 824, 956, 1030, 1195, 1648, 1912, 2060, 2390, 3824, 4120, 4780, 8240, 9560, 12853, 19120, 24617, 25706, 49234, 51412, 64265, 98468, 102824, 123085, 128530, 196936, 205648, 246170, 257060, 393872, 492340, 514120, 984680, 1028240, 1323859, 1969360, 2647718, 3071867, 5295436, 6143734, 6619295, 10590872, 12287468, 13238590, 15359335, 21181744, 24574936, 26477180, 30718670, 49149872, 52954360, 61437340, 105908720, 122874680, 245749360, 316402301, 632804602, 1265609204, 1582011505, 2531218408, 3164023010, 5062436816, 6328046020, 12656092040, 25312184080]

約数ペア:

[(1, 25312184080), (2, 12656092040), (4, 6328046020), (5, 5062436816), (8, 3164023010), (10, 2531218408), (16, 1582011505), (20, 1265609204), (40, 632804602), (80, 316402301), (103, 245749360), (206, 122874680), (239, 105908720), (412, 61437340), (478, 52954360), (515, 49149872), (824, 30718670), (956, 26477180), (1030, 24574936), (1195, 21181744), (1648, 15359335), (1912, 13238590), (2060, 12287468), (2390, 10590872), (3824, 6619295), (4120, 6143734), (4780, 5295436), (8240, 3071867), (9560, 2647718), (12853, 1969360), (19120, 1323859), (24617, 1028240), (25706, 984680), (49234, 514120), (51412, 492340), (64265, 393872), (98468, 257060), (102824, 246170), (123085, 205648), (128530, 196936)]