149221280

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71741}}^1$

素因数の和:71769

約数の個数: 48

約数和(自身を含む): 379658664

約数和(自身を除く): 230437384

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 416, 520, 1040, 2080, 71741, 143482, 286964, 358705, 573928, 717410, 932633, 1147856, 1434820, 1865266, 2295712, 2869640, 3730532, 4663165, 5739280, 7461064, 9326330, 11478560, 14922128, 18652660, 29844256, 37305320, 74610640, 149221280]

約数ペア:

[(1, 149221280), (2, 74610640), (4, 37305320), (5, 29844256), (8, 18652660), (10, 14922128), (13, 11478560), (16, 9326330), (20, 7461064), (26, 5739280), (32, 4663165), (40, 3730532), (52, 2869640), (65, 2295712), (80, 1865266), (104, 1434820), (130, 1147856), (160, 932633), (208, 717410), (260, 573928), (416, 358705), (520, 286964), (1040, 143482), (2080, 71741)]