18497500

素因数分解:

$2^2\times 5^4\times 7^2\times {\mathrm{151}}^1$

素因数の和:189

約数の個数: 90

約数和(自身を含む): 47366088

約数和(自身を除く): 28868588

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 49, 50, 70, 98, 100, 125, 140, 151, 175, 196, 245, 250, 302, 350, 490, 500, 604, 625, 700, 755, 875, 980, 1057, 1225, 1250, 1510, 1750, 2114, 2450, 2500, 3020, 3500, 3775, 4228, 4375, 4900, 5285, 6125, 7399, 7550, 8750, 10570, 12250, 14798, 15100, 17500, 18875, 21140, 24500, 26425, 29596, 30625, 36995, 37750, 52850, 61250, 73990, 75500, 94375, 105700, 122500, 132125, 147980, 184975, 188750, 264250, 369950, 377500, 528500, 660625, 739900, 924875, 1321250, 1849750, 2642500, 3699500, 4624375, 9248750, 18497500]

約数ペア:

[(1, 18497500), (2, 9248750), (4, 4624375), (5, 3699500), (7, 2642500), (10, 1849750), (14, 1321250), (20, 924875), (25, 739900), (28, 660625), (35, 528500), (49, 377500), (50, 369950), (70, 264250), (98, 188750), (100, 184975), (125, 147980), (140, 132125), (151, 122500), (175, 105700), (196, 94375), (245, 75500), (250, 73990), (302, 61250), (350, 52850), (490, 37750), (500, 36995), (604, 30625), (625, 29596), (700, 26425), (755, 24500), (875, 21140), (980, 18875), (1057, 17500), (1225, 15100), (1250, 14798), (1510, 12250), (1750, 10570), (2114, 8750), (2450, 7550), (2500, 7399), (3020, 6125), (3500, 5285), (3775, 4900), (4228, 4375)]