7956254150

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{720023}}^1$

素因数の和:720065

約数の個数: 48

約数和(自身を含む): 16874482464

約数和(自身を除く): 8918228314

約数列:

[1, 2, 5, 10, 13, 17, 25, 26, 34, 50, 65, 85, 130, 170, 221, 325, 425, 442, 650, 850, 1105, 2210, 5525, 11050, 720023, 1440046, 3600115, 7200230, 9360299, 12240391, 18000575, 18720598, 24480782, 36001150, 46801495, 61201955, 93602990, 122403910, 159125083, 234007475, 306009775, 318250166, 468014950, 612019550, 795625415, 1591250830, 3978127075, 7956254150]

約数ペア:

[(1, 7956254150), (2, 3978127075), (5, 1591250830), (10, 795625415), (13, 612019550), (17, 468014950), (25, 318250166), (26, 306009775), (34, 234007475), (50, 159125083), (65, 122403910), (85, 93602990), (130, 61201955), (170, 46801495), (221, 36001150), (325, 24480782), (425, 18720598), (442, 18000575), (650, 12240391), (850, 9360299), (1105, 7200230), (2210, 3600115), (5525, 1440046), (11050, 720023)]