1639250

素因数分解:

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

素因数の和:179

約数の個数: 32

約数和(自身を含む): 3144960

約数和(自身を除く): 1505710

約数列:

[1, 2, 5, 10, 25, 50, 79, 83, 125, 158, 166, 250, 395, 415, 790, 830, 1975, 2075, 3950, 4150, 6557, 9875, 10375, 13114, 19750, 20750, 32785, 65570, 163925, 327850, 819625, 1639250]

約数ペア:

[(1, 1639250), (2, 819625), (5, 327850), (10, 163925), (25, 65570), (50, 32785), (79, 20750), (83, 19750), (125, 13114), (158, 10375), (166, 9875), (250, 6557), (395, 4150), (415, 3950), (790, 2075), (830, 1975)]