15950845

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{199}}^1$

素因数の和:285

約数の個数: 32

約数和(自身を含む): 21772800

約数和(自身を除く): 5821955

約数列:

[1, 5, 17, 23, 41, 85, 115, 199, 205, 391, 697, 943, 995, 1955, 3383, 3485, 4577, 4715, 8159, 16031, 16915, 22885, 40795, 77809, 80155, 138703, 187657, 389045, 693515, 938285, 3190169, 15950845]

約数ペア:

[(1, 15950845), (5, 3190169), (17, 938285), (23, 693515), (41, 389045), (85, 187657), (115, 138703), (199, 80155), (205, 77809), (391, 40795), (697, 22885), (943, 16915), (995, 16031), (1955, 8159), (3383, 4715), (3485, 4577)]