81806448

素因数分解:

$2^4\times 3^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{3457}}^1$

素因数の和:3514

約数の個数: 80

約数和(自身を含む): 231547680

約数和(自身を除く): 149741232

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 29, 34, 48, 51, 58, 68, 87, 102, 116, 136, 174, 204, 232, 272, 348, 408, 464, 493, 696, 816, 986, 1392, 1479, 1972, 2958, 3457, 3944, 5916, 6914, 7888, 10371, 11832, 13828, 20742, 23664, 27656, 41484, 55312, 58769, 82968, 100253, 117538, 165936, 176307, 200506, 235076, 300759, 352614, 401012, 470152, 601518, 705228, 802024, 940304, 1203036, 1410456, 1604048, 1704301, 2406072, 2820912, 3408602, 4812144, 5112903, 6817204, 10225806, 13634408, 20451612, 27268816, 40903224, 81806448]

約数ペア:

[(1, 81806448), (2, 40903224), (3, 27268816), (4, 20451612), (6, 13634408), (8, 10225806), (12, 6817204), (16, 5112903), (17, 4812144), (24, 3408602), (29, 2820912), (34, 2406072), (48, 1704301), (51, 1604048), (58, 1410456), (68, 1203036), (87, 940304), (102, 802024), (116, 705228), (136, 601518), (174, 470152), (204, 401012), (232, 352614), (272, 300759), (348, 235076), (408, 200506), (464, 176307), (493, 165936), (696, 117538), (816, 100253), (986, 82968), (1392, 58769), (1479, 55312), (1972, 41484), (2958, 27656), (3457, 23664), (3944, 20742), (5916, 13828), (6914, 11832), (7888, 10371)]