126580480

素因数分解:

$2^8\times 5^1\times {\mathrm{13}}^1\times {\mathrm{7607}}^1$

素因数の和:7641

約数の個数: 72

約数和(自身を含む): 326565792

約数和(自身を除く): 199985312

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 256, 260, 320, 416, 520, 640, 832, 1040, 1280, 1664, 2080, 3328, 4160, 7607, 8320, 15214, 16640, 30428, 38035, 60856, 76070, 98891, 121712, 152140, 197782, 243424, 304280, 395564, 486848, 494455, 608560, 791128, 973696, 988910, 1217120, 1582256, 1947392, 1977820, 2434240, 3164512, 3955640, 4868480, 6329024, 7911280, 9736960, 12658048, 15822560, 25316096, 31645120, 63290240, 126580480]

約数ペア:

[(1, 126580480), (2, 63290240), (4, 31645120), (5, 25316096), (8, 15822560), (10, 12658048), (13, 9736960), (16, 7911280), (20, 6329024), (26, 4868480), (32, 3955640), (40, 3164512), (52, 2434240), (64, 1977820), (65, 1947392), (80, 1582256), (104, 1217120), (128, 988910), (130, 973696), (160, 791128), (208, 608560), (256, 494455), (260, 486848), (320, 395564), (416, 304280), (520, 243424), (640, 197782), (832, 152140), (1040, 121712), (1280, 98891), (1664, 76070), (2080, 60856), (3328, 38035), (4160, 30428), (7607, 16640), (8320, 15214)]