8640250

素因数分解:

$2^1\times 5^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1$

素因数の和:160

約数の個数: 64

約数和(自身を含む): 18195840

約数和(自身を除く): 9555590

約数列:

[1, 2, 5, 10, 17, 19, 25, 34, 38, 50, 85, 95, 107, 125, 170, 190, 214, 250, 323, 425, 475, 535, 646, 850, 950, 1070, 1615, 1819, 2033, 2125, 2375, 2675, 3230, 3638, 4066, 4250, 4750, 5350, 8075, 9095, 10165, 13375, 16150, 18190, 20330, 26750, 34561, 40375, 45475, 50825, 69122, 80750, 90950, 101650, 172805, 227375, 254125, 345610, 454750, 508250, 864025, 1728050, 4320125, 8640250]

約数ペア:

[(1, 8640250), (2, 4320125), (5, 1728050), (10, 864025), (17, 508250), (19, 454750), (25, 345610), (34, 254125), (38, 227375), (50, 172805), (85, 101650), (95, 90950), (107, 80750), (125, 69122), (170, 50825), (190, 45475), (214, 40375), (250, 34561), (323, 26750), (425, 20330), (475, 18190), (535, 16150), (646, 13375), (850, 10165), (950, 9095), (1070, 8075), (1615, 5350), (1819, 4750), (2033, 4250), (2125, 4066), (2375, 3638), (2675, 3230)]