80825220

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{2789}}^1$

素因数の和:2834

約数の個数: 144

約数和(自身を含む): 292481280

約数和(自身を除く): 211656060

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 23, 28, 30, 35, 36, 42, 45, 46, 60, 63, 69, 70, 84, 90, 92, 105, 115, 126, 138, 140, 161, 180, 207, 210, 230, 252, 276, 315, 322, 345, 414, 420, 460, 483, 630, 644, 690, 805, 828, 966, 1035, 1260, 1380, 1449, 1610, 1932, 2070, 2415, 2789, 2898, 3220, 4140, 4830, 5578, 5796, 7245, 8367, 9660, 11156, 13945, 14490, 16734, 19523, 25101, 27890, 28980, 33468, 39046, 41835, 50202, 55780, 58569, 64147, 78092, 83670, 97615, 100404, 117138, 125505, 128294, 167340, 175707, 192441, 195230, 234276, 251010, 256588, 292845, 320735, 351414, 384882, 390460, 449029, 502020, 577323, 585690, 641470, 702828, 769764, 878535, 898058, 962205, 1154646, 1171380, 1282940, 1347087, 1757070, 1796116, 1924410, 2245145, 2309292, 2694174, 2886615, 3514140, 3848820, 4041261, 4490290, 5388348, 5773230, 6735435, 8082522, 8980580, 11546460, 13470870, 16165044, 20206305, 26941740, 40412610, 80825220]

約数ペア:

[(1, 80825220), (2, 40412610), (3, 26941740), (4, 20206305), (5, 16165044), (6, 13470870), (7, 11546460), (9, 8980580), (10, 8082522), (12, 6735435), (14, 5773230), (15, 5388348), (18, 4490290), (20, 4041261), (21, 3848820), (23, 3514140), (28, 2886615), (30, 2694174), (35, 2309292), (36, 2245145), (42, 1924410), (45, 1796116), (46, 1757070), (60, 1347087), (63, 1282940), (69, 1171380), (70, 1154646), (84, 962205), (90, 898058), (92, 878535), (105, 769764), (115, 702828), (126, 641470), (138, 585690), (140, 577323), (161, 502020), (180, 449029), (207, 390460), (210, 384882), (230, 351414), (252, 320735), (276, 292845), (315, 256588), (322, 251010), (345, 234276), (414, 195230), (420, 192441), (460, 175707), (483, 167340), (630, 128294), (644, 125505), (690, 117138), (805, 100404), (828, 97615), (966, 83670), (1035, 78092), (1260, 64147), (1380, 58569), (1449, 55780), (1610, 50202), (1932, 41835), (2070, 39046), (2415, 33468), (2789, 28980), (2898, 27890), (3220, 25101), (4140, 19523), (4830, 16734), (5578, 14490), (5796, 13945), (7245, 11156), (8367, 9660)]