81570148

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{167}}^1\times {\mathrm{653}}^1$

素因数の和:852

約数の個数: 48

約数和(自身を含む): 166126464

約数和(自身を除く): 84556316

約数列:

[1, 2, 4, 11, 17, 22, 34, 44, 68, 167, 187, 334, 374, 653, 668, 748, 1306, 1837, 2612, 2839, 3674, 5678, 7183, 7348, 11101, 11356, 14366, 22202, 28732, 31229, 44404, 62458, 109051, 122111, 124916, 218102, 244222, 436204, 488444, 1199561, 1853867, 2399122, 3707734, 4798244, 7415468, 20392537, 40785074, 81570148]

約数ペア:

[(1, 81570148), (2, 40785074), (4, 20392537), (11, 7415468), (17, 4798244), (22, 3707734), (34, 2399122), (44, 1853867), (68, 1199561), (167, 488444), (187, 436204), (334, 244222), (374, 218102), (653, 124916), (668, 122111), (748, 109051), (1306, 62458), (1837, 44404), (2612, 31229), (2839, 28732), (3674, 22202), (5678, 14366), (7183, 11356), (7348, 11101)]