118160360

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{109}}^1\times {\mathrm{661}}^1$

素因数の和:822

約数の個数: 64

約数和(自身を含む): 275259600

約数和(自身を除く): 157099240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 109, 164, 205, 218, 328, 410, 436, 545, 661, 820, 872, 1090, 1322, 1640, 2180, 2644, 3305, 4360, 4469, 5288, 6610, 8938, 13220, 17876, 22345, 26440, 27101, 35752, 44690, 54202, 72049, 89380, 108404, 135505, 144098, 178760, 216808, 271010, 288196, 360245, 542020, 576392, 720490, 1084040, 1440980, 2881960, 2954009, 5908018, 11816036, 14770045, 23632072, 29540090, 59080180, 118160360]

約数ペア:

[(1, 118160360), (2, 59080180), (4, 29540090), (5, 23632072), (8, 14770045), (10, 11816036), (20, 5908018), (40, 2954009), (41, 2881960), (82, 1440980), (109, 1084040), (164, 720490), (205, 576392), (218, 542020), (328, 360245), (410, 288196), (436, 271010), (545, 216808), (661, 178760), (820, 144098), (872, 135505), (1090, 108404), (1322, 89380), (1640, 72049), (2180, 54202), (2644, 44690), (3305, 35752), (4360, 27101), (4469, 26440), (5288, 22345), (6610, 17876), (8938, 13220)]