3275000

素因数分解:

$2^3\times 5^5\times {\mathrm{131}}^1$

素因数の和:162

約数の個数: 48

約数和(自身を含む): 7733880

約数和(自身を除く): 4458880

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 131, 200, 250, 262, 500, 524, 625, 655, 1000, 1048, 1250, 1310, 2500, 2620, 3125, 3275, 5000, 5240, 6250, 6550, 12500, 13100, 16375, 25000, 26200, 32750, 65500, 81875, 131000, 163750, 327500, 409375, 655000, 818750, 1637500, 3275000]

約数ペア:

[(1, 3275000), (2, 1637500), (4, 818750), (5, 655000), (8, 409375), (10, 327500), (20, 163750), (25, 131000), (40, 81875), (50, 65500), (100, 32750), (125, 26200), (131, 25000), (200, 16375), (250, 13100), (262, 12500), (500, 6550), (524, 6250), (625, 5240), (655, 5000), (1000, 3275), (1048, 3125), (1250, 2620), (1310, 2500)]