80389120

素因数分解:

$2^{10}\times 5^1\times 7^1\times {\mathrm{2243}}^1$

素因数の和:2275

約数の個数: 88

約数和(自身を含む): 220486464

約数和(自身を除く): 140097344

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 256, 280, 320, 448, 512, 560, 640, 896, 1024, 1120, 1280, 1792, 2240, 2243, 2560, 3584, 4480, 4486, 5120, 7168, 8960, 8972, 11215, 15701, 17920, 17944, 22430, 31402, 35840, 35888, 44860, 62804, 71776, 78505, 89720, 125608, 143552, 157010, 179440, 251216, 287104, 314020, 358880, 502432, 574208, 628040, 717760, 1004864, 1148416, 1256080, 1435520, 2009728, 2296832, 2512160, 2871040, 4019456, 5024320, 5742080, 8038912, 10048640, 11484160, 16077824, 20097280, 40194560, 80389120]

約数ペア:

[(1, 80389120), (2, 40194560), (4, 20097280), (5, 16077824), (7, 11484160), (8, 10048640), (10, 8038912), (14, 5742080), (16, 5024320), (20, 4019456), (28, 2871040), (32, 2512160), (35, 2296832), (40, 2009728), (56, 1435520), (64, 1256080), (70, 1148416), (80, 1004864), (112, 717760), (128, 628040), (140, 574208), (160, 502432), (224, 358880), (256, 314020), (280, 287104), (320, 251216), (448, 179440), (512, 157010), (560, 143552), (640, 125608), (896, 89720), (1024, 78505), (1120, 71776), (1280, 62804), (1792, 44860), (2240, 35888), (2243, 35840), (2560, 31402), (3584, 22430), (4480, 17944), (4486, 17920), (5120, 15701), (7168, 11215), (8960, 8972)]