82548340

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{131}}^1\times {\mathrm{643}}^1$

素因数の和:797

約数の個数: 72

約数和(自身を含む): 203509152

約数和(自身を除く): 120960812

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 131, 140, 196, 245, 262, 490, 524, 643, 655, 917, 980, 1286, 1310, 1834, 2572, 2620, 3215, 3668, 4501, 4585, 6419, 6430, 9002, 9170, 12838, 12860, 18004, 18340, 22505, 25676, 31507, 32095, 45010, 63014, 64190, 84233, 90020, 126028, 128380, 157535, 168466, 315070, 336932, 421165, 589631, 630140, 842330, 1179262, 1684660, 2358524, 2948155, 4127417, 5896310, 8254834, 11792620, 16509668, 20637085, 41274170, 82548340]

約数ペア:

[(1, 82548340), (2, 41274170), (4, 20637085), (5, 16509668), (7, 11792620), (10, 8254834), (14, 5896310), (20, 4127417), (28, 2948155), (35, 2358524), (49, 1684660), (70, 1179262), (98, 842330), (131, 630140), (140, 589631), (196, 421165), (245, 336932), (262, 315070), (490, 168466), (524, 157535), (643, 128380), (655, 126028), (917, 90020), (980, 84233), (1286, 64190), (1310, 63014), (1834, 45010), (2572, 32095), (2620, 31507), (3215, 25676), (3668, 22505), (4501, 18340), (4585, 18004), (6419, 12860), (6430, 12838), (9002, 9170)]