90898323964

素因数分解:

$2^2\times 7^2\times {\mathrm{71}}^2\times {\mathrm{197}}^1\times {\mathrm{467}}^1$

素因数の和:824

約数の個数: 108

約数和(自身を含む): 189042621768

約数和(自身を除く): 98144297804

約数列:

[1, 2, 4, 7, 14, 28, 49, 71, 98, 142, 196, 197, 284, 394, 467, 497, 788, 934, 994, 1379, 1868, 1988, 2758, 3269, 3479, 5041, 5516, 6538, 6958, 9653, 10082, 13076, 13916, 13987, 19306, 20164, 22883, 27974, 33157, 35287, 38612, 45766, 55948, 66314, 70574, 91532, 91999, 97909, 132628, 141148, 183998, 195818, 232099, 247009, 367996, 391636, 464198, 494018, 643993, 685363, 928396, 988036, 993077, 1287986, 1370726, 1624693, 1986154, 2354147, 2575972, 2741452, 3249386, 3972308, 4507951, 4708294, 6498772, 6531929, 6951539, 9015902, 9416588, 13063858, 13903078, 16479029, 18031804, 26127716, 27806156, 32958058, 45723503, 48660773, 65916116, 91447006, 97321546, 115353203, 182894012, 194643092, 230706406, 320064521, 461412812, 463766959, 640129042, 927533918, 1280258084, 1855067836, 3246368713, 6492737426, 12985474852, 22724580991, 45449161982, 90898323964]

約数ペア:

[(1, 90898323964), (2, 45449161982), (4, 22724580991), (7, 12985474852), (14, 6492737426), (28, 3246368713), (49, 1855067836), (71, 1280258084), (98, 927533918), (142, 640129042), (196, 463766959), (197, 461412812), (284, 320064521), (394, 230706406), (467, 194643092), (497, 182894012), (788, 115353203), (934, 97321546), (994, 91447006), (1379, 65916116), (1868, 48660773), (1988, 45723503), (2758, 32958058), (3269, 27806156), (3479, 26127716), (5041, 18031804), (5516, 16479029), (6538, 13903078), (6958, 13063858), (9653, 9416588), (10082, 9015902), (13076, 6951539), (13916, 6531929), (13987, 6498772), (19306, 4708294), (20164, 4507951), (22883, 3972308), (27974, 3249386), (33157, 2741452), (35287, 2575972), (38612, 2354147), (45766, 1986154), (55948, 1624693), (66314, 1370726), (70574, 1287986), (91532, 993077), (91999, 988036), (97909, 928396), (132628, 685363), (141148, 643993), (183998, 494018), (195818, 464198), (232099, 391636), (247009, 367996)]