85809800

素因数分解:

$2^3\times 5^2\times {\mathrm{79}}^1\times {\mathrm{5431}}^1$

素因数の和:5526

約数の個数: 48

約数和(自身を含む): 202070400

約数和(自身を除く): 116260600

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 79, 100, 158, 200, 316, 395, 632, 790, 1580, 1975, 3160, 3950, 5431, 7900, 10862, 15800, 21724, 27155, 43448, 54310, 108620, 135775, 217240, 271550, 429049, 543100, 858098, 1086200, 1716196, 2145245, 3432392, 4290490, 8580980, 10726225, 17161960, 21452450, 42904900, 85809800]

約数ペア:

[(1, 85809800), (2, 42904900), (4, 21452450), (5, 17161960), (8, 10726225), (10, 8580980), (20, 4290490), (25, 3432392), (40, 2145245), (50, 1716196), (79, 1086200), (100, 858098), (158, 543100), (200, 429049), (316, 271550), (395, 217240), (632, 135775), (790, 108620), (1580, 54310), (1975, 43448), (3160, 27155), (3950, 21724), (5431, 15800), (7900, 10862)]