55291980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{739}}^1$

素因数の和:823

約数の個数: 96

約数和(自身を含む): 164102400

約数和(自身を除く): 108810420

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 29, 30, 43, 58, 60, 86, 87, 116, 129, 145, 172, 174, 215, 258, 290, 348, 430, 435, 516, 580, 645, 739, 860, 870, 1247, 1290, 1478, 1740, 2217, 2494, 2580, 2956, 3695, 3741, 4434, 4988, 6235, 7390, 7482, 8868, 11085, 12470, 14780, 14964, 18705, 21431, 22170, 24940, 31777, 37410, 42862, 44340, 63554, 64293, 74820, 85724, 95331, 107155, 127108, 128586, 158885, 190662, 214310, 257172, 317770, 321465, 381324, 428620, 476655, 635540, 642930, 921533, 953310, 1285860, 1843066, 1906620, 2764599, 3686132, 4607665, 5529198, 9215330, 11058396, 13822995, 18430660, 27645990, 55291980]

約数ペア:

[(1, 55291980), (2, 27645990), (3, 18430660), (4, 13822995), (5, 11058396), (6, 9215330), (10, 5529198), (12, 4607665), (15, 3686132), (20, 2764599), (29, 1906620), (30, 1843066), (43, 1285860), (58, 953310), (60, 921533), (86, 642930), (87, 635540), (116, 476655), (129, 428620), (145, 381324), (172, 321465), (174, 317770), (215, 257172), (258, 214310), (290, 190662), (348, 158885), (430, 128586), (435, 127108), (516, 107155), (580, 95331), (645, 85724), (739, 74820), (860, 64293), (870, 63554), (1247, 44340), (1290, 42862), (1478, 37410), (1740, 31777), (2217, 24940), (2494, 22170), (2580, 21431), (2956, 18705), (3695, 14964), (3741, 14780), (4434, 12470), (4988, 11085), (6235, 8868), (7390, 7482)]