16174720

素因数分解:

$2^7\times 5^1\times {\mathrm{127}}^1\times {\mathrm{199}}^1$

素因数の和:345

約数の個数: 64

約数和(自身を含む): 39168000

約数和(自身を除く): 22993280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 127, 128, 160, 199, 254, 320, 398, 508, 635, 640, 796, 995, 1016, 1270, 1592, 1990, 2032, 2540, 3184, 3980, 4064, 5080, 6368, 7960, 8128, 10160, 12736, 15920, 16256, 20320, 25273, 25472, 31840, 40640, 50546, 63680, 81280, 101092, 126365, 127360, 202184, 252730, 404368, 505460, 808736, 1010920, 1617472, 2021840, 3234944, 4043680, 8087360, 16174720]

約数ペア:

[(1, 16174720), (2, 8087360), (4, 4043680), (5, 3234944), (8, 2021840), (10, 1617472), (16, 1010920), (20, 808736), (32, 505460), (40, 404368), (64, 252730), (80, 202184), (127, 127360), (128, 126365), (160, 101092), (199, 81280), (254, 63680), (320, 50546), (398, 40640), (508, 31840), (635, 25472), (640, 25273), (796, 20320), (995, 16256), (1016, 15920), (1270, 12736), (1592, 10160), (1990, 8128), (2032, 7960), (2540, 6368), (3184, 5080), (3980, 4064)]