80305140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{28477}}^1$

素因数の和:28536

約数の個数: 48

約数和(自身を含む): 229646592

約数和(自身を除く): 149341452

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 47, 60, 94, 141, 188, 235, 282, 470, 564, 705, 940, 1410, 2820, 28477, 56954, 85431, 113908, 142385, 170862, 284770, 341724, 427155, 569540, 854310, 1338419, 1708620, 2676838, 4015257, 5353676, 6692095, 8030514, 13384190, 16061028, 20076285, 26768380, 40152570, 80305140]

約数ペア:

[(1, 80305140), (2, 40152570), (3, 26768380), (4, 20076285), (5, 16061028), (6, 13384190), (10, 8030514), (12, 6692095), (15, 5353676), (20, 4015257), (30, 2676838), (47, 1708620), (60, 1338419), (94, 854310), (141, 569540), (188, 427155), (235, 341724), (282, 284770), (470, 170862), (564, 142385), (705, 113908), (940, 85431), (1410, 56954), (2820, 28477)]