68110000

素因数分解:

$2^4\times 5^4\times 7^2\times {\mathrm{139}}^1$

素因数の和:181

約数の個数: 150

約数和(自身を含む): 193203780

約数和(自身を除く): 125093780

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 49, 50, 56, 70, 80, 98, 100, 112, 125, 139, 140, 175, 196, 200, 245, 250, 278, 280, 350, 392, 400, 490, 500, 556, 560, 625, 695, 700, 784, 875, 973, 980, 1000, 1112, 1225, 1250, 1390, 1400, 1750, 1946, 1960, 2000, 2224, 2450, 2500, 2780, 2800, 3475, 3500, 3892, 3920, 4375, 4865, 4900, 5000, 5560, 6125, 6811, 6950, 7000, 7784, 8750, 9730, 9800, 10000, 11120, 12250, 13622, 13900, 14000, 15568, 17375, 17500, 19460, 19600, 24325, 24500, 27244, 27800, 30625, 34055, 34750, 35000, 38920, 48650, 49000, 54488, 55600, 61250, 68110, 69500, 70000, 77840, 86875, 97300, 98000, 108976, 121625, 122500, 136220, 139000, 170275, 173750, 194600, 243250, 245000, 272440, 278000, 340550, 347500, 389200, 486500, 490000, 544880, 608125, 681100, 695000, 851375, 973000, 1216250, 1362200, 1390000, 1702750, 1946000, 2432500, 2724400, 3405500, 4256875, 4865000, 6811000, 8513750, 9730000, 13622000, 17027500, 34055000, 68110000]

約数ペア:

[(1, 68110000), (2, 34055000), (4, 17027500), (5, 13622000), (7, 9730000), (8, 8513750), (10, 6811000), (14, 4865000), (16, 4256875), (20, 3405500), (25, 2724400), (28, 2432500), (35, 1946000), (40, 1702750), (49, 1390000), (50, 1362200), (56, 1216250), (70, 973000), (80, 851375), (98, 695000), (100, 681100), (112, 608125), (125, 544880), (139, 490000), (140, 486500), (175, 389200), (196, 347500), (200, 340550), (245, 278000), (250, 272440), (278, 245000), (280, 243250), (350, 194600), (392, 173750), (400, 170275), (490, 139000), (500, 136220), (556, 122500), (560, 121625), (625, 108976), (695, 98000), (700, 97300), (784, 86875), (875, 77840), (973, 70000), (980, 69500), (1000, 68110), (1112, 61250), (1225, 55600), (1250, 54488), (1390, 49000), (1400, 48650), (1750, 38920), (1946, 35000), (1960, 34750), (2000, 34055), (2224, 30625), (2450, 27800), (2500, 27244), (2780, 24500), (2800, 24325), (3475, 19600), (3500, 19460), (3892, 17500), (3920, 17375), (4375, 15568), (4865, 14000), (4900, 13900), (5000, 13622), (5560, 12250), (6125, 11120), (6811, 10000), (6950, 9800), (7000, 9730), (7784, 8750)]