397376450

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{181}}^1\times {\mathrm{2311}}^1$

素因数の和:2523

約数の個数: 48

約数和(自身を含む): 782658240

約数和(自身を除く): 385281790

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 95, 181, 190, 362, 475, 905, 950, 1810, 2311, 3439, 4525, 4622, 6878, 9050, 11555, 17195, 23110, 34390, 43909, 57775, 85975, 87818, 115550, 171950, 219545, 418291, 439090, 836582, 1097725, 2091455, 2195450, 4182910, 7947529, 10457275, 15895058, 20914550, 39737645, 79475290, 198688225, 397376450]

約数ペア:

[(1, 397376450), (2, 198688225), (5, 79475290), (10, 39737645), (19, 20914550), (25, 15895058), (38, 10457275), (50, 7947529), (95, 4182910), (181, 2195450), (190, 2091455), (362, 1097725), (475, 836582), (905, 439090), (950, 418291), (1810, 219545), (2311, 171950), (3439, 115550), (4525, 87818), (4622, 85975), (6878, 57775), (9050, 43909), (11555, 34390), (17195, 23110)]