16625660

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{457}}^1$

素因数の和:590

約数の個数: 48

約数和(自身を含む): 37394784

約数和(自身を除く): 20769124

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 107, 170, 214, 340, 428, 457, 535, 914, 1070, 1819, 1828, 2140, 2285, 3638, 4570, 7276, 7769, 9095, 9140, 15538, 18190, 31076, 36380, 38845, 48899, 77690, 97798, 155380, 195596, 244495, 488990, 831283, 977980, 1662566, 3325132, 4156415, 8312830, 16625660]

約数ペア:

[(1, 16625660), (2, 8312830), (4, 4156415), (5, 3325132), (10, 1662566), (17, 977980), (20, 831283), (34, 488990), (68, 244495), (85, 195596), (107, 155380), (170, 97798), (214, 77690), (340, 48899), (428, 38845), (457, 36380), (535, 31076), (914, 18190), (1070, 15538), (1819, 9140), (1828, 9095), (2140, 7769), (2285, 7276), (3638, 4570)]