205775675

素因数分解:

$5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{457}}^1$

素因数の和:588

約数の個数: 48

約数和(自身を含む): 305313792

約数和(自身を除く): 99538117

約数列:

[1, 5, 7, 25, 31, 35, 83, 155, 175, 217, 415, 457, 581, 775, 1085, 2075, 2285, 2573, 2905, 3199, 5425, 11425, 12865, 14167, 14525, 15995, 18011, 37931, 64325, 70835, 79975, 90055, 99169, 189655, 265517, 354175, 450275, 495845, 948275, 1175861, 1327585, 2479225, 5879305, 6637925, 8231027, 29396525, 41155135, 205775675]

約数ペア:

[(1, 205775675), (5, 41155135), (7, 29396525), (25, 8231027), (31, 6637925), (35, 5879305), (83, 2479225), (155, 1327585), (175, 1175861), (217, 948275), (415, 495845), (457, 450275), (581, 354175), (775, 265517), (1085, 189655), (2075, 99169), (2285, 90055), (2573, 79975), (2905, 70835), (3199, 64325), (5425, 37931), (11425, 18011), (12865, 15995), (14167, 14525)]