55300000

素因数分解:

$2^5\times 5^5\times 7^1\times {\mathrm{79}}^1$

素因数の和:121

約数の個数: 144

約数和(自身を含む): 157489920

約数和(自身を除く): 102189920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 56, 70, 79, 80, 100, 112, 125, 140, 158, 160, 175, 200, 224, 250, 280, 316, 350, 395, 400, 500, 553, 560, 625, 632, 700, 790, 800, 875, 1000, 1106, 1120, 1250, 1264, 1400, 1580, 1750, 1975, 2000, 2212, 2500, 2528, 2765, 2800, 3125, 3160, 3500, 3950, 4000, 4375, 4424, 5000, 5530, 5600, 6250, 6320, 7000, 7900, 8750, 8848, 9875, 10000, 11060, 12500, 12640, 13825, 14000, 15800, 17500, 17696, 19750, 20000, 21875, 22120, 25000, 27650, 28000, 31600, 35000, 39500, 43750, 44240, 49375, 50000, 55300, 63200, 69125, 70000, 79000, 87500, 88480, 98750, 100000, 110600, 138250, 140000, 158000, 175000, 197500, 221200, 246875, 276500, 316000, 345625, 350000, 395000, 442400, 493750, 553000, 691250, 700000, 790000, 987500, 1106000, 1382500, 1580000, 1728125, 1975000, 2212000, 2765000, 3456250, 3950000, 5530000, 6912500, 7900000, 11060000, 13825000, 27650000, 55300000]

約数ペア:

[(1, 55300000), (2, 27650000), (4, 13825000), (5, 11060000), (7, 7900000), (8, 6912500), (10, 5530000), (14, 3950000), (16, 3456250), (20, 2765000), (25, 2212000), (28, 1975000), (32, 1728125), (35, 1580000), (40, 1382500), (50, 1106000), (56, 987500), (70, 790000), (79, 700000), (80, 691250), (100, 553000), (112, 493750), (125, 442400), (140, 395000), (158, 350000), (160, 345625), (175, 316000), (200, 276500), (224, 246875), (250, 221200), (280, 197500), (316, 175000), (350, 158000), (395, 140000), (400, 138250), (500, 110600), (553, 100000), (560, 98750), (625, 88480), (632, 87500), (700, 79000), (790, 70000), (800, 69125), (875, 63200), (1000, 55300), (1106, 50000), (1120, 49375), (1250, 44240), (1264, 43750), (1400, 39500), (1580, 35000), (1750, 31600), (1975, 28000), (2000, 27650), (2212, 25000), (2500, 22120), (2528, 21875), (2765, 20000), (2800, 19750), (3125, 17696), (3160, 17500), (3500, 15800), (3950, 14000), (4000, 13825), (4375, 12640), (4424, 12500), (5000, 11060), (5530, 10000), (5600, 9875), (6250, 8848), (6320, 8750), (7000, 7900)]