84970000

素因数分解:

$2^4\times 5^4\times {\mathrm{29}}^1\times {\mathrm{293}}^1$

素因数の和:350

約数の個数: 100

約数和(自身を含む): 213541020

約数和(自身を除く): 128571020

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 29, 40, 50, 58, 80, 100, 116, 125, 145, 200, 232, 250, 290, 293, 400, 464, 500, 580, 586, 625, 725, 1000, 1160, 1172, 1250, 1450, 1465, 2000, 2320, 2344, 2500, 2900, 2930, 3625, 4688, 5000, 5800, 5860, 7250, 7325, 8497, 10000, 11600, 11720, 14500, 14650, 16994, 18125, 23440, 29000, 29300, 33988, 36250, 36625, 42485, 58000, 58600, 67976, 72500, 73250, 84970, 117200, 135952, 145000, 146500, 169940, 183125, 212425, 290000, 293000, 339880, 366250, 424850, 586000, 679760, 732500, 849700, 1062125, 1465000, 1699400, 2124250, 2930000, 3398800, 4248500, 5310625, 8497000, 10621250, 16994000, 21242500, 42485000, 84970000]

約数ペア:

[(1, 84970000), (2, 42485000), (4, 21242500), (5, 16994000), (8, 10621250), (10, 8497000), (16, 5310625), (20, 4248500), (25, 3398800), (29, 2930000), (40, 2124250), (50, 1699400), (58, 1465000), (80, 1062125), (100, 849700), (116, 732500), (125, 679760), (145, 586000), (200, 424850), (232, 366250), (250, 339880), (290, 293000), (293, 290000), (400, 212425), (464, 183125), (500, 169940), (580, 146500), (586, 145000), (625, 135952), (725, 117200), (1000, 84970), (1160, 73250), (1172, 72500), (1250, 67976), (1450, 58600), (1465, 58000), (2000, 42485), (2320, 36625), (2344, 36250), (2500, 33988), (2900, 29300), (2930, 29000), (3625, 23440), (4688, 18125), (5000, 16994), (5800, 14650), (5860, 14500), (7250, 11720), (7325, 11600), (8497, 10000)]