80212086920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{12455293}}^1$

素因数の和:12455334

約数の個数: 64

約数和(自身を含む): 215227480320

約数和(自身を除く): 135015393400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 35, 40, 46, 56, 70, 92, 115, 140, 161, 184, 230, 280, 322, 460, 644, 805, 920, 1288, 1610, 3220, 6440, 12455293, 24910586, 49821172, 62276465, 87187051, 99642344, 124552930, 174374102, 249105860, 286471739, 348748204, 435935255, 498211720, 572943478, 697496408, 871870510, 1145886956, 1432358695, 1743741020, 2005302173, 2291773912, 2864717390, 3487482040, 4010604346, 5729434780, 8021208692, 10026510865, 11458869560, 16042417384, 20053021730, 40106043460, 80212086920]

約数ペア:

[(1, 80212086920), (2, 40106043460), (4, 20053021730), (5, 16042417384), (7, 11458869560), (8, 10026510865), (10, 8021208692), (14, 5729434780), (20, 4010604346), (23, 3487482040), (28, 2864717390), (35, 2291773912), (40, 2005302173), (46, 1743741020), (56, 1432358695), (70, 1145886956), (92, 871870510), (115, 697496408), (140, 572943478), (161, 498211720), (184, 435935255), (230, 348748204), (280, 286471739), (322, 249105860), (460, 174374102), (644, 124552930), (805, 99642344), (920, 87187051), (1288, 62276465), (1610, 49821172), (3220, 24910586), (6440, 12455293)]