65206980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{193}}^1\times {\mathrm{1877}}^1$

素因数の和:2085

約数の個数: 72

約数和(自身を含む): 198925272

約数和(自身を除く): 133718292

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 193, 386, 579, 772, 965, 1158, 1737, 1877, 1930, 2316, 2895, 3474, 3754, 3860, 5631, 5790, 6948, 7508, 8685, 9385, 11262, 11580, 16893, 17370, 18770, 22524, 28155, 33786, 34740, 37540, 56310, 67572, 84465, 112620, 168930, 337860, 362261, 724522, 1086783, 1449044, 1811305, 2173566, 3260349, 3622610, 4347132, 5433915, 6520698, 7245220, 10867830, 13041396, 16301745, 21735660, 32603490, 65206980]

約数ペア:

[(1, 65206980), (2, 32603490), (3, 21735660), (4, 16301745), (5, 13041396), (6, 10867830), (9, 7245220), (10, 6520698), (12, 5433915), (15, 4347132), (18, 3622610), (20, 3260349), (30, 2173566), (36, 1811305), (45, 1449044), (60, 1086783), (90, 724522), (180, 362261), (193, 337860), (386, 168930), (579, 112620), (772, 84465), (965, 67572), (1158, 56310), (1737, 37540), (1877, 34740), (1930, 33786), (2316, 28155), (2895, 22524), (3474, 18770), (3754, 17370), (3860, 16893), (5631, 11580), (5790, 11262), (6948, 9385), (7508, 8685)]