85137500

素因数分解:

$2^2\times 5^5\times 7^2\times {\mathrm{139}}^1$

素因数の和:182

約数の個数: 108

約数和(自身を含む): 218189160

約数和(自身を除く): 133051660

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 49, 50, 70, 98, 100, 125, 139, 140, 175, 196, 245, 250, 278, 350, 490, 500, 556, 625, 695, 700, 875, 973, 980, 1225, 1250, 1390, 1750, 1946, 2450, 2500, 2780, 3125, 3475, 3500, 3892, 4375, 4865, 4900, 6125, 6250, 6811, 6950, 8750, 9730, 12250, 12500, 13622, 13900, 17375, 17500, 19460, 21875, 24325, 24500, 27244, 30625, 34055, 34750, 43750, 48650, 61250, 68110, 69500, 86875, 87500, 97300, 121625, 122500, 136220, 153125, 170275, 173750, 243250, 306250, 340550, 347500, 434375, 486500, 608125, 612500, 681100, 851375, 868750, 1216250, 1702750, 1737500, 2432500, 3040625, 3405500, 4256875, 6081250, 8513750, 12162500, 17027500, 21284375, 42568750, 85137500]

約数ペア:

[(1, 85137500), (2, 42568750), (4, 21284375), (5, 17027500), (7, 12162500), (10, 8513750), (14, 6081250), (20, 4256875), (25, 3405500), (28, 3040625), (35, 2432500), (49, 1737500), (50, 1702750), (70, 1216250), (98, 868750), (100, 851375), (125, 681100), (139, 612500), (140, 608125), (175, 486500), (196, 434375), (245, 347500), (250, 340550), (278, 306250), (350, 243250), (490, 173750), (500, 170275), (556, 153125), (625, 136220), (695, 122500), (700, 121625), (875, 97300), (973, 87500), (980, 86875), (1225, 69500), (1250, 68110), (1390, 61250), (1750, 48650), (1946, 43750), (2450, 34750), (2500, 34055), (2780, 30625), (3125, 27244), (3475, 24500), (3500, 24325), (3892, 21875), (4375, 19460), (4865, 17500), (4900, 17375), (6125, 13900), (6250, 13622), (6811, 12500), (6950, 12250), (8750, 9730)]