28010500

素因数分解:

$2^2\times 5^3\times 7^1\times {\mathrm{53}}^1\times {\mathrm{151}}^1$

素因数の和:230

約数の個数: 96

約数和(自身を含む): 71705088

約数和(自身を除く): 43694588

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 53, 70, 100, 106, 125, 140, 151, 175, 212, 250, 265, 302, 350, 371, 500, 530, 604, 700, 742, 755, 875, 1057, 1060, 1325, 1484, 1510, 1750, 1855, 2114, 2650, 3020, 3500, 3710, 3775, 4228, 5285, 5300, 6625, 7420, 7550, 8003, 9275, 10570, 13250, 15100, 16006, 18550, 18875, 21140, 26425, 26500, 32012, 37100, 37750, 40015, 46375, 52850, 56021, 75500, 80030, 92750, 105700, 112042, 132125, 160060, 185500, 200075, 224084, 264250, 280105, 400150, 528500, 560210, 800300, 1000375, 1120420, 1400525, 2000750, 2801050, 4001500, 5602100, 7002625, 14005250, 28010500]

約数ペア:

[(1, 28010500), (2, 14005250), (4, 7002625), (5, 5602100), (7, 4001500), (10, 2801050), (14, 2000750), (20, 1400525), (25, 1120420), (28, 1000375), (35, 800300), (50, 560210), (53, 528500), (70, 400150), (100, 280105), (106, 264250), (125, 224084), (140, 200075), (151, 185500), (175, 160060), (212, 132125), (250, 112042), (265, 105700), (302, 92750), (350, 80030), (371, 75500), (500, 56021), (530, 52850), (604, 46375), (700, 40015), (742, 37750), (755, 37100), (875, 32012), (1057, 26500), (1060, 26425), (1325, 21140), (1484, 18875), (1510, 18550), (1750, 16006), (1855, 15100), (2114, 13250), (2650, 10570), (3020, 9275), (3500, 8003), (3710, 7550), (3775, 7420), (4228, 6625), (5285, 5300)]