87969050

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{419}}^1$

素因数の和:480

約数の個数: 96

約数和(自身を含む): 196862400

約数和(自身を除く): 108893350

約数列:

[1, 2, 5, 10, 13, 17, 19, 25, 26, 34, 38, 50, 65, 85, 95, 130, 170, 190, 221, 247, 323, 325, 419, 425, 442, 475, 494, 646, 650, 838, 850, 950, 1105, 1235, 1615, 2095, 2210, 2470, 3230, 4190, 4199, 5447, 5525, 6175, 7123, 7961, 8075, 8398, 10475, 10894, 11050, 12350, 14246, 15922, 16150, 20950, 20995, 27235, 35615, 39805, 41990, 54470, 71230, 79610, 92599, 103493, 104975, 135337, 136175, 178075, 185198, 199025, 206986, 209950, 270674, 272350, 356150, 398050, 462995, 517465, 676685, 925990, 1034930, 1353370, 1759381, 2314975, 2587325, 3383425, 3518762, 4629950, 5174650, 6766850, 8796905, 17593810, 43984525, 87969050]

約数ペア:

[(1, 87969050), (2, 43984525), (5, 17593810), (10, 8796905), (13, 6766850), (17, 5174650), (19, 4629950), (25, 3518762), (26, 3383425), (34, 2587325), (38, 2314975), (50, 1759381), (65, 1353370), (85, 1034930), (95, 925990), (130, 676685), (170, 517465), (190, 462995), (221, 398050), (247, 356150), (323, 272350), (325, 270674), (419, 209950), (425, 206986), (442, 199025), (475, 185198), (494, 178075), (646, 136175), (650, 135337), (838, 104975), (850, 103493), (950, 92599), (1105, 79610), (1235, 71230), (1615, 54470), (2095, 41990), (2210, 39805), (2470, 35615), (3230, 27235), (4190, 20995), (4199, 20950), (5447, 16150), (5525, 15922), (6175, 14246), (7123, 12350), (7961, 11050), (8075, 10894), (8398, 10475)]