2529126820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{199}}^1\times {\mathrm{1409}}^1$

素因数の和:1669

約数の個数: 96

約数和(自身を含む): 5969376000

約数和(自身を除く): 3440249180

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 41, 44, 55, 82, 110, 164, 199, 205, 220, 398, 410, 451, 796, 820, 902, 995, 1409, 1804, 1990, 2189, 2255, 2818, 3980, 4378, 4510, 5636, 7045, 8159, 8756, 9020, 10945, 14090, 15499, 16318, 21890, 28180, 30998, 32636, 40795, 43780, 57769, 61996, 77495, 81590, 89749, 115538, 154990, 163180, 179498, 231076, 280391, 288845, 309980, 358996, 448745, 560782, 577690, 635459, 897490, 1121564, 1155380, 1270918, 1401955, 1794980, 2541836, 2803910, 3084301, 3177295, 5607820, 6168602, 6354590, 11496031, 12337204, 12709180, 15421505, 22992062, 30843010, 45984124, 57480155, 61686020, 114960310, 126456341, 229920620, 252912682, 505825364, 632281705, 1264563410, 2529126820]

約数ペア:

[(1, 2529126820), (2, 1264563410), (4, 632281705), (5, 505825364), (10, 252912682), (11, 229920620), (20, 126456341), (22, 114960310), (41, 61686020), (44, 57480155), (55, 45984124), (82, 30843010), (110, 22992062), (164, 15421505), (199, 12709180), (205, 12337204), (220, 11496031), (398, 6354590), (410, 6168602), (451, 5607820), (796, 3177295), (820, 3084301), (902, 2803910), (995, 2541836), (1409, 1794980), (1804, 1401955), (1990, 1270918), (2189, 1155380), (2255, 1121564), (2818, 897490), (3980, 635459), (4378, 577690), (4510, 560782), (5636, 448745), (7045, 358996), (8159, 309980), (8756, 288845), (9020, 280391), (10945, 231076), (14090, 179498), (15499, 163180), (16318, 154990), (21890, 115538), (28180, 89749), (30998, 81590), (32636, 77495), (40795, 61996), (43780, 57769)]