45640960

素因数分解:

$2^8\times 5^1\times {\mathrm{181}}^1\times {\mathrm{197}}^1$

素因数の和:399

約数の個数: 72

約数和(自身を含む): 110486376

約数和(自身を除く): 64845416

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 181, 197, 256, 320, 362, 394, 640, 724, 788, 905, 985, 1280, 1448, 1576, 1810, 1970, 2896, 3152, 3620, 3940, 5792, 6304, 7240, 7880, 11584, 12608, 14480, 15760, 23168, 25216, 28960, 31520, 35657, 46336, 50432, 57920, 63040, 71314, 115840, 126080, 142628, 178285, 231680, 252160, 285256, 356570, 570512, 713140, 1141024, 1426280, 2282048, 2852560, 4564096, 5705120, 9128192, 11410240, 22820480, 45640960]

約数ペア:

[(1, 45640960), (2, 22820480), (4, 11410240), (5, 9128192), (8, 5705120), (10, 4564096), (16, 2852560), (20, 2282048), (32, 1426280), (40, 1141024), (64, 713140), (80, 570512), (128, 356570), (160, 285256), (181, 252160), (197, 231680), (256, 178285), (320, 142628), (362, 126080), (394, 115840), (640, 71314), (724, 63040), (788, 57920), (905, 50432), (985, 46336), (1280, 35657), (1448, 31520), (1576, 28960), (1810, 25216), (1970, 23168), (2896, 15760), (3152, 14480), (3620, 12608), (3940, 11584), (5792, 7880), (6304, 7240)]