78024220

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{13499}}^1$

素因数の和:13542

約数の個数: 36

約数和(自身を含む): 174069000

約数和(自身を除く): 96044780

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 289, 340, 578, 1156, 1445, 2890, 5780, 13499, 26998, 53996, 67495, 134990, 229483, 269980, 458966, 917932, 1147415, 2294830, 3901211, 4589660, 7802422, 15604844, 19506055, 39012110, 78024220]

約数ペア:

[(1, 78024220), (2, 39012110), (4, 19506055), (5, 15604844), (10, 7802422), (17, 4589660), (20, 3901211), (34, 2294830), (68, 1147415), (85, 917932), (170, 458966), (289, 269980), (340, 229483), (578, 134990), (1156, 67495), (1445, 53996), (2890, 26998), (5780, 13499)]