80321868

素因数分解:

$2^2\times 3^4\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{727}}^1$

素因数の和:785

約数の個数: 120

約数和(自身を含む): 236780544

約数和(自身を除く): 156458676

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 27, 31, 33, 36, 44, 54, 62, 66, 81, 93, 99, 108, 124, 132, 162, 186, 198, 279, 297, 324, 341, 372, 396, 558, 594, 682, 727, 837, 891, 1023, 1116, 1188, 1364, 1454, 1674, 1782, 2046, 2181, 2511, 2908, 3069, 3348, 3564, 4092, 4362, 5022, 6138, 6543, 7997, 8724, 9207, 10044, 12276, 13086, 15994, 18414, 19629, 22537, 23991, 26172, 27621, 31988, 36828, 39258, 45074, 47982, 55242, 58887, 67611, 71973, 78516, 90148, 95964, 110484, 117774, 135222, 143946, 202833, 215919, 235548, 247907, 270444, 287892, 405666, 431838, 495814, 608499, 647757, 743721, 811332, 863676, 991628, 1216998, 1295514, 1487442, 1825497, 2231163, 2433996, 2591028, 2974884, 3650994, 4462326, 6693489, 7301988, 8924652, 13386978, 20080467, 26773956, 40160934, 80321868]

約数ペア:

[(1, 80321868), (2, 40160934), (3, 26773956), (4, 20080467), (6, 13386978), (9, 8924652), (11, 7301988), (12, 6693489), (18, 4462326), (22, 3650994), (27, 2974884), (31, 2591028), (33, 2433996), (36, 2231163), (44, 1825497), (54, 1487442), (62, 1295514), (66, 1216998), (81, 991628), (93, 863676), (99, 811332), (108, 743721), (124, 647757), (132, 608499), (162, 495814), (186, 431838), (198, 405666), (279, 287892), (297, 270444), (324, 247907), (341, 235548), (372, 215919), (396, 202833), (558, 143946), (594, 135222), (682, 117774), (727, 110484), (837, 95964), (891, 90148), (1023, 78516), (1116, 71973), (1188, 67611), (1364, 58887), (1454, 55242), (1674, 47982), (1782, 45074), (2046, 39258), (2181, 36828), (2511, 31988), (2908, 27621), (3069, 26172), (3348, 23991), (3564, 22537), (4092, 19629), (4362, 18414), (5022, 15994), (6138, 13086), (6543, 12276), (7997, 10044), (8724, 9207)]