80831916

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{101}}^1$

素因数の和:212

約数の個数: 144

約数和(自身を含む): 235243008

約数和(自身を除く): 154411092

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 43, 44, 47, 66, 86, 94, 99, 101, 129, 132, 141, 172, 188, 198, 202, 258, 282, 303, 387, 396, 404, 423, 473, 516, 517, 564, 606, 774, 846, 909, 946, 1034, 1111, 1212, 1419, 1548, 1551, 1692, 1818, 1892, 2021, 2068, 2222, 2838, 3102, 3333, 3636, 4042, 4257, 4343, 4444, 4653, 4747, 5676, 6063, 6204, 6666, 8084, 8514, 8686, 9306, 9494, 9999, 12126, 13029, 13332, 14241, 17028, 17372, 18189, 18612, 18988, 19998, 22231, 24252, 26058, 28482, 36378, 39087, 39996, 42723, 44462, 47773, 52116, 52217, 56964, 66693, 72756, 78174, 85446, 88924, 95546, 104434, 133386, 143319, 156348, 156651, 170892, 191092, 200079, 204121, 208868, 266772, 286638, 313302, 400158, 408242, 429957, 469953, 573276, 612363, 626604, 800316, 816484, 859914, 939906, 1224726, 1719828, 1837089, 1879812, 2245331, 2449452, 3674178, 4490662, 6735993, 7348356, 8981324, 13471986, 20207979, 26943972, 40415958, 80831916]

約数ペア:

[(1, 80831916), (2, 40415958), (3, 26943972), (4, 20207979), (6, 13471986), (9, 8981324), (11, 7348356), (12, 6735993), (18, 4490662), (22, 3674178), (33, 2449452), (36, 2245331), (43, 1879812), (44, 1837089), (47, 1719828), (66, 1224726), (86, 939906), (94, 859914), (99, 816484), (101, 800316), (129, 626604), (132, 612363), (141, 573276), (172, 469953), (188, 429957), (198, 408242), (202, 400158), (258, 313302), (282, 286638), (303, 266772), (387, 208868), (396, 204121), (404, 200079), (423, 191092), (473, 170892), (516, 156651), (517, 156348), (564, 143319), (606, 133386), (774, 104434), (846, 95546), (909, 88924), (946, 85446), (1034, 78174), (1111, 72756), (1212, 66693), (1419, 56964), (1548, 52217), (1551, 52116), (1692, 47773), (1818, 44462), (1892, 42723), (2021, 39996), (2068, 39087), (2222, 36378), (2838, 28482), (3102, 26058), (3333, 24252), (3636, 22231), (4042, 19998), (4257, 18988), (4343, 18612), (4444, 18189), (4653, 17372), (4747, 17028), (5676, 14241), (6063, 13332), (6204, 13029), (6666, 12126), (8084, 9999), (8514, 9494), (8686, 9306)]