2957500

素因数分解:

$2^2\times 5^4\times 7^1\times {\mathrm{13}}^2$

素因数の和:57

約数の個数: 90

約数和(自身を含む): 8003688

約数和(自身を除く): 5046188

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 25, 26, 28, 35, 50, 52, 65, 70, 91, 100, 125, 130, 140, 169, 175, 182, 250, 260, 325, 338, 350, 364, 455, 500, 625, 650, 676, 700, 845, 875, 910, 1183, 1250, 1300, 1625, 1690, 1750, 1820, 2275, 2366, 2500, 3250, 3380, 3500, 4225, 4375, 4550, 4732, 5915, 6500, 8125, 8450, 8750, 9100, 11375, 11830, 16250, 16900, 17500, 21125, 22750, 23660, 29575, 32500, 42250, 45500, 56875, 59150, 84500, 105625, 113750, 118300, 147875, 211250, 227500, 295750, 422500, 591500, 739375, 1478750, 2957500]

約数ペア:

[(1, 2957500), (2, 1478750), (4, 739375), (5, 591500), (7, 422500), (10, 295750), (13, 227500), (14, 211250), (20, 147875), (25, 118300), (26, 113750), (28, 105625), (35, 84500), (50, 59150), (52, 56875), (65, 45500), (70, 42250), (91, 32500), (100, 29575), (125, 23660), (130, 22750), (140, 21125), (169, 17500), (175, 16900), (182, 16250), (250, 11830), (260, 11375), (325, 9100), (338, 8750), (350, 8450), (364, 8125), (455, 6500), (500, 5915), (625, 4732), (650, 4550), (676, 4375), (700, 4225), (845, 3500), (875, 3380), (910, 3250), (1183, 2500), (1250, 2366), (1300, 2275), (1625, 1820), (1690, 1750)]