49371280

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{673}}^1$

素因数の和:824

約数の個数: 80

約数和(自身を含む): 132384384

約数和(自身を除く): 83013104

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 131, 140, 262, 280, 524, 560, 655, 673, 917, 1048, 1310, 1346, 1834, 2096, 2620, 2692, 3365, 3668, 4585, 4711, 5240, 5384, 6730, 7336, 9170, 9422, 10480, 10768, 13460, 14672, 18340, 18844, 23555, 26920, 36680, 37688, 47110, 53840, 73360, 75376, 88163, 94220, 176326, 188440, 352652, 376880, 440815, 617141, 705304, 881630, 1234282, 1410608, 1763260, 2468564, 3085705, 3526520, 4937128, 6171410, 7053040, 9874256, 12342820, 24685640, 49371280]

約数ペア:

[(1, 49371280), (2, 24685640), (4, 12342820), (5, 9874256), (7, 7053040), (8, 6171410), (10, 4937128), (14, 3526520), (16, 3085705), (20, 2468564), (28, 1763260), (35, 1410608), (40, 1234282), (56, 881630), (70, 705304), (80, 617141), (112, 440815), (131, 376880), (140, 352652), (262, 188440), (280, 176326), (524, 94220), (560, 88163), (655, 75376), (673, 73360), (917, 53840), (1048, 47110), (1310, 37688), (1346, 36680), (1834, 26920), (2096, 23555), (2620, 18844), (2692, 18340), (3365, 14672), (3668, 13460), (4585, 10768), (4711, 10480), (5240, 9422), (5384, 9170), (6730, 7336)]