65211520

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{157}}^1$

素因数の和:246

約数の個数: 128

約数和(自身を含む): 174052800

約数和(自身を除く): 108841280

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 59, 64, 80, 88, 110, 118, 128, 157, 160, 176, 220, 236, 295, 314, 320, 352, 440, 472, 590, 628, 640, 649, 704, 785, 880, 944, 1180, 1256, 1298, 1408, 1570, 1727, 1760, 1888, 2360, 2512, 2596, 3140, 3245, 3454, 3520, 3776, 4720, 5024, 5192, 6280, 6490, 6908, 7040, 7552, 8635, 9263, 9440, 10048, 10384, 12560, 12980, 13816, 17270, 18526, 18880, 20096, 20768, 25120, 25960, 27632, 34540, 37052, 37760, 41536, 46315, 50240, 51920, 55264, 69080, 74104, 83072, 92630, 100480, 101893, 103840, 110528, 138160, 148208, 185260, 203786, 207680, 221056, 276320, 296416, 370520, 407572, 415360, 509465, 552640, 592832, 741040, 815144, 1018930, 1105280, 1185664, 1482080, 1630288, 2037860, 2964160, 3260576, 4075720, 5928320, 6521152, 8151440, 13042304, 16302880, 32605760, 65211520]

約数ペア:

[(1, 65211520), (2, 32605760), (4, 16302880), (5, 13042304), (8, 8151440), (10, 6521152), (11, 5928320), (16, 4075720), (20, 3260576), (22, 2964160), (32, 2037860), (40, 1630288), (44, 1482080), (55, 1185664), (59, 1105280), (64, 1018930), (80, 815144), (88, 741040), (110, 592832), (118, 552640), (128, 509465), (157, 415360), (160, 407572), (176, 370520), (220, 296416), (236, 276320), (295, 221056), (314, 207680), (320, 203786), (352, 185260), (440, 148208), (472, 138160), (590, 110528), (628, 103840), (640, 101893), (649, 100480), (704, 92630), (785, 83072), (880, 74104), (944, 69080), (1180, 55264), (1256, 51920), (1298, 50240), (1408, 46315), (1570, 41536), (1727, 37760), (1760, 37052), (1888, 34540), (2360, 27632), (2512, 25960), (2596, 25120), (3140, 20768), (3245, 20096), (3454, 18880), (3520, 18526), (3776, 17270), (4720, 13816), (5024, 12980), (5192, 12560), (6280, 10384), (6490, 10048), (6908, 9440), (7040, 9263), (7552, 8635)]