77920980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41893}}^1$

素因数の和:41936

約数の個数: 48

約数和(自身を含む): 225222144

約数和(自身を除く): 147301164

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 93, 124, 155, 186, 310, 372, 465, 620, 930, 1860, 41893, 83786, 125679, 167572, 209465, 251358, 418930, 502716, 628395, 837860, 1256790, 1298683, 2513580, 2597366, 3896049, 5194732, 6493415, 7792098, 12986830, 15584196, 19480245, 25973660, 38960490, 77920980]

約数ペア:

[(1, 77920980), (2, 38960490), (3, 25973660), (4, 19480245), (5, 15584196), (6, 12986830), (10, 7792098), (12, 6493415), (15, 5194732), (20, 3896049), (30, 2597366), (31, 2513580), (60, 1298683), (62, 1256790), (93, 837860), (124, 628395), (155, 502716), (186, 418930), (310, 251358), (372, 209465), (465, 167572), (620, 125679), (930, 83786), (1860, 41893)]