51007840

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{179}}^1$

素因数の和:344

約数の個数: 96

約数和(自身を含む): 131453280

約数和(自身を除く): 80445440

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 137, 160, 179, 208, 260, 274, 358, 416, 520, 548, 685, 716, 895, 1040, 1096, 1370, 1432, 1781, 1790, 2080, 2192, 2327, 2740, 2864, 3562, 3580, 4384, 4654, 5480, 5728, 7124, 7160, 8905, 9308, 10960, 11635, 14248, 14320, 17810, 18616, 21920, 23270, 24523, 28496, 28640, 35620, 37232, 46540, 49046, 56992, 71240, 74464, 93080, 98092, 122615, 142480, 186160, 196184, 245230, 284960, 318799, 372320, 392368, 490460, 637598, 784736, 980920, 1275196, 1593995, 1961840, 2550392, 3187990, 3923680, 5100784, 6375980, 10201568, 12751960, 25503920, 51007840]

約数ペア:

[(1, 51007840), (2, 25503920), (4, 12751960), (5, 10201568), (8, 6375980), (10, 5100784), (13, 3923680), (16, 3187990), (20, 2550392), (26, 1961840), (32, 1593995), (40, 1275196), (52, 980920), (65, 784736), (80, 637598), (104, 490460), (130, 392368), (137, 372320), (160, 318799), (179, 284960), (208, 245230), (260, 196184), (274, 186160), (358, 142480), (416, 122615), (520, 98092), (548, 93080), (685, 74464), (716, 71240), (895, 56992), (1040, 49046), (1096, 46540), (1370, 37232), (1432, 35620), (1781, 28640), (1790, 28496), (2080, 24523), (2192, 23270), (2327, 21920), (2740, 18616), (2864, 17810), (3562, 14320), (3580, 14248), (4384, 11635), (4654, 10960), (5480, 9308), (5728, 8905), (7124, 7160)]