49478660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{89}}^1$

素因数の和:154

約数の個数: 144

約数和(自身を含む): 138257280

約数和(自身を除く): 88778620

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 19, 20, 22, 28, 35, 38, 44, 55, 70, 76, 77, 89, 95, 110, 133, 140, 154, 178, 190, 209, 220, 266, 308, 356, 361, 380, 385, 418, 445, 532, 623, 665, 722, 770, 836, 890, 979, 1045, 1246, 1330, 1444, 1463, 1540, 1691, 1780, 1805, 1958, 2090, 2492, 2527, 2660, 2926, 3115, 3382, 3610, 3916, 3971, 4180, 4895, 5054, 5852, 6230, 6764, 6853, 7220, 7315, 7942, 8455, 9790, 10108, 11837, 12460, 12635, 13706, 14630, 15884, 16910, 18601, 19580, 19855, 23674, 25270, 27412, 27797, 29260, 32129, 33820, 34265, 37202, 39710, 47348, 50540, 55594, 59185, 64258, 68530, 74404, 79420, 93005, 111188, 118370, 128516, 130207, 137060, 138985, 160645, 186010, 224903, 236740, 260414, 277970, 321290, 353419, 372020, 449806, 520828, 555940, 642580, 651035, 706838, 899612, 1124515, 1302070, 1413676, 1767095, 2249030, 2473933, 2604140, 3534190, 4498060, 4947866, 7068380, 9895732, 12369665, 24739330, 49478660]

約数ペア:

[(1, 49478660), (2, 24739330), (4, 12369665), (5, 9895732), (7, 7068380), (10, 4947866), (11, 4498060), (14, 3534190), (19, 2604140), (20, 2473933), (22, 2249030), (28, 1767095), (35, 1413676), (38, 1302070), (44, 1124515), (55, 899612), (70, 706838), (76, 651035), (77, 642580), (89, 555940), (95, 520828), (110, 449806), (133, 372020), (140, 353419), (154, 321290), (178, 277970), (190, 260414), (209, 236740), (220, 224903), (266, 186010), (308, 160645), (356, 138985), (361, 137060), (380, 130207), (385, 128516), (418, 118370), (445, 111188), (532, 93005), (623, 79420), (665, 74404), (722, 68530), (770, 64258), (836, 59185), (890, 55594), (979, 50540), (1045, 47348), (1246, 39710), (1330, 37202), (1444, 34265), (1463, 33820), (1540, 32129), (1691, 29260), (1780, 27797), (1805, 27412), (1958, 25270), (2090, 23674), (2492, 19855), (2527, 19580), (2660, 18601), (2926, 16910), (3115, 15884), (3382, 14630), (3610, 13706), (3916, 12635), (3971, 12460), (4180, 11837), (4895, 10108), (5054, 9790), (5852, 8455), (6230, 7942), (6764, 7315), (6853, 7220)]