3278500

素因数分解:

$2^2\times 5^3\times {\mathrm{79}}^1\times {\mathrm{83}}^1$

素因数の和:181

約数の個数: 48

約数和(自身を含む): 7338240

約数和(自身を除く): 4059740

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 79, 83, 100, 125, 158, 166, 250, 316, 332, 395, 415, 500, 790, 830, 1580, 1660, 1975, 2075, 3950, 4150, 6557, 7900, 8300, 9875, 10375, 13114, 19750, 20750, 26228, 32785, 39500, 41500, 65570, 131140, 163925, 327850, 655700, 819625, 1639250, 3278500]

約数ペア:

[(1, 3278500), (2, 1639250), (4, 819625), (5, 655700), (10, 327850), (20, 163925), (25, 131140), (50, 65570), (79, 41500), (83, 39500), (100, 32785), (125, 26228), (158, 20750), (166, 19750), (250, 13114), (316, 10375), (332, 9875), (395, 8300), (415, 7900), (500, 6557), (790, 4150), (830, 3950), (1580, 2075), (1660, 1975)]