205187620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{661}}^1$

素因数の和:781

約数の個数: 96

約数和(自身を含む): 504475776

約数和(自身を除く): 299288156

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 34, 44, 55, 68, 83, 85, 110, 166, 170, 187, 220, 332, 340, 374, 415, 661, 748, 830, 913, 935, 1322, 1411, 1660, 1826, 1870, 2644, 2822, 3305, 3652, 3740, 4565, 5644, 6610, 7055, 7271, 9130, 11237, 13220, 14110, 14542, 15521, 18260, 22474, 28220, 29084, 31042, 36355, 44948, 54863, 56185, 62084, 72710, 77605, 109726, 112370, 123607, 145420, 155210, 219452, 224740, 247214, 274315, 310420, 494428, 548630, 603493, 618035, 932671, 1097260, 1206986, 1236070, 1865342, 2413972, 2472140, 3017465, 3730684, 4663355, 6034930, 9326710, 10259381, 12069860, 18653420, 20518762, 41037524, 51296905, 102593810, 205187620]

約数ペア:

[(1, 205187620), (2, 102593810), (4, 51296905), (5, 41037524), (10, 20518762), (11, 18653420), (17, 12069860), (20, 10259381), (22, 9326710), (34, 6034930), (44, 4663355), (55, 3730684), (68, 3017465), (83, 2472140), (85, 2413972), (110, 1865342), (166, 1236070), (170, 1206986), (187, 1097260), (220, 932671), (332, 618035), (340, 603493), (374, 548630), (415, 494428), (661, 310420), (748, 274315), (830, 247214), (913, 224740), (935, 219452), (1322, 155210), (1411, 145420), (1660, 123607), (1826, 112370), (1870, 109726), (2644, 77605), (2822, 72710), (3305, 62084), (3652, 56185), (3740, 54863), (4565, 44948), (5644, 36355), (6610, 31042), (7055, 29084), (7271, 28220), (9130, 22474), (11237, 18260), (13220, 15521), (14110, 14542)]