18118500

素因数分解:

$2^2\times 3^1\times 5^3\times {\mathrm{47}}^1\times {\mathrm{257}}^1$

素因数の和:326

約数の個数: 96

約数和(自身を含む): 54093312

約数和(自身を除く): 35974812

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 47, 50, 60, 75, 94, 100, 125, 141, 150, 188, 235, 250, 257, 282, 300, 375, 470, 500, 514, 564, 705, 750, 771, 940, 1028, 1175, 1285, 1410, 1500, 1542, 2350, 2570, 2820, 3084, 3525, 3855, 4700, 5140, 5875, 6425, 7050, 7710, 11750, 12079, 12850, 14100, 15420, 17625, 19275, 23500, 24158, 25700, 32125, 35250, 36237, 38550, 48316, 60395, 64250, 70500, 72474, 77100, 96375, 120790, 128500, 144948, 181185, 192750, 241580, 301975, 362370, 385500, 603950, 724740, 905925, 1207900, 1509875, 1811850, 3019750, 3623700, 4529625, 6039500, 9059250, 18118500]

約数ペア:

[(1, 18118500), (2, 9059250), (3, 6039500), (4, 4529625), (5, 3623700), (6, 3019750), (10, 1811850), (12, 1509875), (15, 1207900), (20, 905925), (25, 724740), (30, 603950), (47, 385500), (50, 362370), (60, 301975), (75, 241580), (94, 192750), (100, 181185), (125, 144948), (141, 128500), (150, 120790), (188, 96375), (235, 77100), (250, 72474), (257, 70500), (282, 64250), (300, 60395), (375, 48316), (470, 38550), (500, 36237), (514, 35250), (564, 32125), (705, 25700), (750, 24158), (771, 23500), (940, 19275), (1028, 17625), (1175, 15420), (1285, 14100), (1410, 12850), (1500, 12079), (1542, 11750), (2350, 7710), (2570, 7050), (2820, 6425), (3084, 5875), (3525, 5140), (3855, 4700)]