80528868

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{223}}^1\times {\mathrm{1433}}^1$

素因数の和:1673

約数の個数: 72

約数和(自身を含む): 233845248

約数和(自身を除く): 153316380

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 223, 252, 446, 669, 892, 1338, 1433, 1561, 2007, 2676, 2866, 3122, 4014, 4299, 4683, 5732, 6244, 8028, 8598, 9366, 10031, 12897, 14049, 17196, 18732, 20062, 25794, 28098, 30093, 40124, 51588, 56196, 60186, 90279, 120372, 180558, 319559, 361116, 639118, 958677, 1278236, 1917354, 2236913, 2876031, 3834708, 4473826, 5752062, 6710739, 8947652, 11504124, 13421478, 20132217, 26842956, 40264434, 80528868]

約数ペア:

[(1, 80528868), (2, 40264434), (3, 26842956), (4, 20132217), (6, 13421478), (7, 11504124), (9, 8947652), (12, 6710739), (14, 5752062), (18, 4473826), (21, 3834708), (28, 2876031), (36, 2236913), (42, 1917354), (63, 1278236), (84, 958677), (126, 639118), (223, 361116), (252, 319559), (446, 180558), (669, 120372), (892, 90279), (1338, 60186), (1433, 56196), (1561, 51588), (2007, 40124), (2676, 30093), (2866, 28098), (3122, 25794), (4014, 20062), (4299, 18732), (4683, 17196), (5732, 14049), (6244, 12897), (8028, 10031), (8598, 9366)]