131076880

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^3\times {\mathrm{1231}}^1$

素因数の和:1277

約数の個数: 80

約数和(自身を含む): 335478528

約数和(自身を除く): 204401648

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 121, 176, 220, 242, 440, 484, 605, 880, 968, 1210, 1231, 1331, 1936, 2420, 2462, 2662, 4840, 4924, 5324, 6155, 6655, 9680, 9848, 10648, 12310, 13310, 13541, 19696, 21296, 24620, 26620, 27082, 49240, 53240, 54164, 67705, 98480, 106480, 108328, 135410, 148951, 216656, 270820, 297902, 541640, 595804, 744755, 1083280, 1191608, 1489510, 1638461, 2383216, 2979020, 3276922, 5958040, 6553844, 8192305, 11916080, 13107688, 16384610, 26215376, 32769220, 65538440, 131076880]

約数ペア:

[(1, 131076880), (2, 65538440), (4, 32769220), (5, 26215376), (8, 16384610), (10, 13107688), (11, 11916080), (16, 8192305), (20, 6553844), (22, 5958040), (40, 3276922), (44, 2979020), (55, 2383216), (80, 1638461), (88, 1489510), (110, 1191608), (121, 1083280), (176, 744755), (220, 595804), (242, 541640), (440, 297902), (484, 270820), (605, 216656), (880, 148951), (968, 135410), (1210, 108328), (1231, 106480), (1331, 98480), (1936, 67705), (2420, 54164), (2462, 53240), (2662, 49240), (4840, 27082), (4924, 26620), (5324, 24620), (6155, 21296), (6655, 19696), (9680, 13541), (9848, 13310), (10648, 12310)]