72271040

素因数分解:

$2^6\times 5^1\times {\mathrm{449}}^1\times {\mathrm{503}}^1$

素因数の和:969

約数の個数: 56

約数和(自身を含む): 172821600

約数和(自身を除く): 100550560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 449, 503, 898, 1006, 1796, 2012, 2245, 2515, 3592, 4024, 4490, 5030, 7184, 8048, 8980, 10060, 14368, 16096, 17960, 20120, 28736, 32192, 35920, 40240, 71840, 80480, 143680, 160960, 225847, 451694, 903388, 1129235, 1806776, 2258470, 3613552, 4516940, 7227104, 9033880, 14454208, 18067760, 36135520, 72271040]

約数ペア:

[(1, 72271040), (2, 36135520), (4, 18067760), (5, 14454208), (8, 9033880), (10, 7227104), (16, 4516940), (20, 3613552), (32, 2258470), (40, 1806776), (64, 1129235), (80, 903388), (160, 451694), (320, 225847), (449, 160960), (503, 143680), (898, 80480), (1006, 71840), (1796, 40240), (2012, 35920), (2245, 32192), (2515, 28736), (3592, 20120), (4024, 17960), (4490, 16096), (5030, 14368), (7184, 10060), (8048, 8980)]