3111250

素因数分解:

$2^1\times 5^4\times {\mathrm{19}}^1\times {\mathrm{131}}^1$

素因数の和:172

約数の個数: 40

約数和(自身を含む): 6185520

約数和(自身を除く): 3074270

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 95, 125, 131, 190, 250, 262, 475, 625, 655, 950, 1250, 1310, 2375, 2489, 3275, 4750, 4978, 6550, 11875, 12445, 16375, 23750, 24890, 32750, 62225, 81875, 124450, 163750, 311125, 622250, 1555625, 3111250]

約数ペア:

[(1, 3111250), (2, 1555625), (5, 622250), (10, 311125), (19, 163750), (25, 124450), (38, 81875), (50, 62225), (95, 32750), (125, 24890), (131, 23750), (190, 16375), (250, 12445), (262, 11875), (475, 6550), (625, 4978), (655, 4750), (950, 3275), (1250, 2489), (1310, 2375)]