90850552

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{1999}}^1$

素因数の和:2060

約数の個数: 64

約数和(自身を含む): 201600000

約数和(自身を除く): 110749448

約数列:

[1, 2, 4, 8, 13, 19, 23, 26, 38, 46, 52, 76, 92, 104, 152, 184, 247, 299, 437, 494, 598, 874, 988, 1196, 1748, 1976, 1999, 2392, 3496, 3998, 5681, 7996, 11362, 15992, 22724, 25987, 37981, 45448, 45977, 51974, 75962, 91954, 103948, 151924, 183908, 207896, 303848, 367816, 493753, 597701, 873563, 987506, 1195402, 1747126, 1975012, 2390804, 3494252, 3950024, 4781608, 6988504, 11356319, 22712638, 45425276, 90850552]

約数ペア:

[(1, 90850552), (2, 45425276), (4, 22712638), (8, 11356319), (13, 6988504), (19, 4781608), (23, 3950024), (26, 3494252), (38, 2390804), (46, 1975012), (52, 1747126), (76, 1195402), (92, 987506), (104, 873563), (152, 597701), (184, 493753), (247, 367816), (299, 303848), (437, 207896), (494, 183908), (598, 151924), (874, 103948), (988, 91954), (1196, 75962), (1748, 51974), (1976, 45977), (1999, 45448), (2392, 37981), (3496, 25987), (3998, 22724), (5681, 15992), (7996, 11362)]