87130000

素因数分解:

$2^4\times 5^4\times {\mathrm{8713}}^1$

素因数の和:8741

約数の個数: 50

約数和(自身を含む): 210974654

約数和(自身を除く): 123844654

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 200, 250, 400, 500, 625, 1000, 1250, 2000, 2500, 5000, 8713, 10000, 17426, 34852, 43565, 69704, 87130, 139408, 174260, 217825, 348520, 435650, 697040, 871300, 1089125, 1742600, 2178250, 3485200, 4356500, 5445625, 8713000, 10891250, 17426000, 21782500, 43565000, 87130000]

約数ペア:

[(1, 87130000), (2, 43565000), (4, 21782500), (5, 17426000), (8, 10891250), (10, 8713000), (16, 5445625), (20, 4356500), (25, 3485200), (40, 2178250), (50, 1742600), (80, 1089125), (100, 871300), (125, 697040), (200, 435650), (250, 348520), (400, 217825), (500, 174260), (625, 139408), (1000, 87130), (1250, 69704), (2000, 43565), (2500, 34852), (5000, 17426), (8713, 10000)]