80976210

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{5431}}^1$

素因数の和:5519

約数の個数: 64

約数和(自身を含む): 225275904

約数和(自身を除く): 144299694

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 71, 105, 142, 210, 213, 355, 426, 497, 710, 994, 1065, 1491, 2130, 2485, 2982, 4970, 5431, 7455, 10862, 14910, 16293, 27155, 32586, 38017, 54310, 76034, 81465, 114051, 162930, 190085, 228102, 380170, 385601, 570255, 771202, 1140510, 1156803, 1928005, 2313606, 2699207, 3856010, 5398414, 5784015, 8097621, 11568030, 13496035, 16195242, 26992070, 40488105, 80976210]

約数ペア:

[(1, 80976210), (2, 40488105), (3, 26992070), (5, 16195242), (6, 13496035), (7, 11568030), (10, 8097621), (14, 5784015), (15, 5398414), (21, 3856010), (30, 2699207), (35, 2313606), (42, 1928005), (70, 1156803), (71, 1140510), (105, 771202), (142, 570255), (210, 385601), (213, 380170), (355, 228102), (426, 190085), (497, 162930), (710, 114051), (994, 81465), (1065, 76034), (1491, 54310), (2130, 38017), (2485, 32586), (2982, 27155), (4970, 16293), (5431, 14910), (7455, 10862)]