42385000

素因数分解:

$2^3\times 5^4\times 7^2\times {\mathrm{173}}^1$

素因数の和:213

約数の個数: 120

約数和(自身を含む): 116189370

約数和(自身を除く): 73804370

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 49, 50, 56, 70, 98, 100, 125, 140, 173, 175, 196, 200, 245, 250, 280, 346, 350, 392, 490, 500, 625, 692, 700, 865, 875, 980, 1000, 1211, 1225, 1250, 1384, 1400, 1730, 1750, 1960, 2422, 2450, 2500, 3460, 3500, 4325, 4375, 4844, 4900, 5000, 6055, 6125, 6920, 7000, 8477, 8650, 8750, 9688, 9800, 12110, 12250, 16954, 17300, 17500, 21625, 24220, 24500, 30275, 30625, 33908, 34600, 35000, 42385, 43250, 48440, 49000, 60550, 61250, 67816, 84770, 86500, 108125, 121100, 122500, 151375, 169540, 173000, 211925, 216250, 242200, 245000, 302750, 339080, 423850, 432500, 605500, 756875, 847700, 865000, 1059625, 1211000, 1513750, 1695400, 2119250, 3027500, 4238500, 5298125, 6055000, 8477000, 10596250, 21192500, 42385000]

約数ペア:

[(1, 42385000), (2, 21192500), (4, 10596250), (5, 8477000), (7, 6055000), (8, 5298125), (10, 4238500), (14, 3027500), (20, 2119250), (25, 1695400), (28, 1513750), (35, 1211000), (40, 1059625), (49, 865000), (50, 847700), (56, 756875), (70, 605500), (98, 432500), (100, 423850), (125, 339080), (140, 302750), (173, 245000), (175, 242200), (196, 216250), (200, 211925), (245, 173000), (250, 169540), (280, 151375), (346, 122500), (350, 121100), (392, 108125), (490, 86500), (500, 84770), (625, 67816), (692, 61250), (700, 60550), (865, 49000), (875, 48440), (980, 43250), (1000, 42385), (1211, 35000), (1225, 34600), (1250, 33908), (1384, 30625), (1400, 30275), (1730, 24500), (1750, 24220), (1960, 21625), (2422, 17500), (2450, 17300), (2500, 16954), (3460, 12250), (3500, 12110), (4325, 9800), (4375, 9688), (4844, 8750), (4900, 8650), (5000, 8477), (6055, 7000), (6125, 6920)]