80000340

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{27211}}^1$

素因数の和:27237

約数の個数: 72

約数和(自身を含む): 260582112

約数和(自身を除く): 180581772

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 27211, 54422, 81633, 108844, 136055, 163266, 190477, 272110, 326532, 380954, 408165, 544220, 571431, 761908, 816330, 952385, 1142862, 1333339, 1632660, 1904770, 2285724, 2666678, 2857155, 3809540, 4000017, 5333356, 5714310, 6666695, 8000034, 11428620, 13333390, 16000068, 20000085, 26666780, 40000170, 80000340]

約数ペア:

[(1, 80000340), (2, 40000170), (3, 26666780), (4, 20000085), (5, 16000068), (6, 13333390), (7, 11428620), (10, 8000034), (12, 6666695), (14, 5714310), (15, 5333356), (20, 4000017), (21, 3809540), (28, 2857155), (30, 2666678), (35, 2285724), (42, 1904770), (49, 1632660), (60, 1333339), (70, 1142862), (84, 952385), (98, 816330), (105, 761908), (140, 571431), (147, 544220), (196, 408165), (210, 380954), (245, 326532), (294, 272110), (420, 190477), (490, 163266), (588, 136055), (735, 108844), (980, 81633), (1470, 54422), (2940, 27211)]