49980636

素因数分解:

$2^2\times 3^2\times {\mathrm{37}}^1\times {\mathrm{157}}^1\times {\mathrm{239}}^1$

素因数の和:443

約数の個数: 72

約数和(自身を含む): 131127360

約数和(自身を除く): 81146724

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 37, 74, 111, 148, 157, 222, 239, 314, 333, 444, 471, 478, 628, 666, 717, 942, 956, 1332, 1413, 1434, 1884, 2151, 2826, 2868, 4302, 5652, 5809, 8604, 8843, 11618, 17427, 17686, 23236, 26529, 34854, 35372, 37523, 52281, 53058, 69708, 75046, 79587, 104562, 106116, 112569, 150092, 159174, 209124, 225138, 318348, 337707, 450276, 675414, 1350828, 1388351, 2776702, 4165053, 5553404, 8330106, 12495159, 16660212, 24990318, 49980636]

約数ペア:

[(1, 49980636), (2, 24990318), (3, 16660212), (4, 12495159), (6, 8330106), (9, 5553404), (12, 4165053), (18, 2776702), (36, 1388351), (37, 1350828), (74, 675414), (111, 450276), (148, 337707), (157, 318348), (222, 225138), (239, 209124), (314, 159174), (333, 150092), (444, 112569), (471, 106116), (478, 104562), (628, 79587), (666, 75046), (717, 69708), (942, 53058), (956, 52281), (1332, 37523), (1413, 35372), (1434, 34854), (1884, 26529), (2151, 23236), (2826, 17686), (2868, 17427), (4302, 11618), (5652, 8843), (5809, 8604)]