31257424

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{337}}^1$

素因数の和:404

約数の個数: 80

約数和(自身を含む): 72423936

約数和(自身を除く): 41166512

約数列:

[1, 2, 4, 8, 11, 16, 17, 22, 31, 34, 44, 62, 68, 88, 124, 136, 176, 187, 248, 272, 337, 341, 374, 496, 527, 674, 682, 748, 1054, 1348, 1364, 1496, 2108, 2696, 2728, 2992, 3707, 4216, 5392, 5456, 5729, 5797, 7414, 8432, 10447, 11458, 11594, 14828, 20894, 22916, 23188, 29656, 41788, 45832, 46376, 59312, 63019, 83576, 91664, 92752, 114917, 126038, 167152, 177599, 229834, 252076, 355198, 459668, 504152, 710396, 919336, 1008304, 1420792, 1838672, 1953589, 2841584, 3907178, 7814356, 15628712, 31257424]

約数ペア:

[(1, 31257424), (2, 15628712), (4, 7814356), (8, 3907178), (11, 2841584), (16, 1953589), (17, 1838672), (22, 1420792), (31, 1008304), (34, 919336), (44, 710396), (62, 504152), (68, 459668), (88, 355198), (124, 252076), (136, 229834), (176, 177599), (187, 167152), (248, 126038), (272, 114917), (337, 92752), (341, 91664), (374, 83576), (496, 63019), (527, 59312), (674, 46376), (682, 45832), (748, 41788), (1054, 29656), (1348, 23188), (1364, 22916), (1496, 20894), (2108, 14828), (2696, 11594), (2728, 11458), (2992, 10447), (3707, 8432), (4216, 7414), (5392, 5797), (5456, 5729)]