49681840

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1$

素因数の和:147

約数の個数: 160

約数和(自身を含む): 135991296

約数和(自身を除く): 86309456

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 23, 26, 31, 40, 46, 52, 62, 65, 67, 80, 92, 104, 115, 124, 130, 134, 155, 184, 208, 230, 248, 260, 268, 299, 310, 335, 368, 403, 460, 496, 520, 536, 598, 620, 670, 713, 806, 871, 920, 1040, 1072, 1196, 1240, 1340, 1426, 1495, 1541, 1612, 1742, 1840, 2015, 2077, 2392, 2480, 2680, 2852, 2990, 3082, 3224, 3484, 3565, 4030, 4154, 4355, 4784, 5360, 5704, 5980, 6164, 6448, 6968, 7130, 7705, 8060, 8308, 8710, 9269, 10385, 11408, 11960, 12328, 13936, 14260, 15410, 16120, 16616, 17420, 18538, 20033, 20770, 23920, 24656, 27001, 28520, 30820, 32240, 33232, 34840, 37076, 40066, 41540, 46345, 47771, 54002, 57040, 61640, 69680, 74152, 80132, 83080, 92690, 95542, 100165, 108004, 123280, 135005, 148304, 160264, 166160, 185380, 191084, 200330, 216008, 238855, 270010, 320528, 370760, 382168, 400660, 432016, 477710, 540020, 621023, 741520, 764336, 801320, 955420, 1080040, 1242046, 1602640, 1910840, 2160080, 2484092, 3105115, 3821680, 4968184, 6210230, 9936368, 12420460, 24840920, 49681840]

約数ペア:

[(1, 49681840), (2, 24840920), (4, 12420460), (5, 9936368), (8, 6210230), (10, 4968184), (13, 3821680), (16, 3105115), (20, 2484092), (23, 2160080), (26, 1910840), (31, 1602640), (40, 1242046), (46, 1080040), (52, 955420), (62, 801320), (65, 764336), (67, 741520), (80, 621023), (92, 540020), (104, 477710), (115, 432016), (124, 400660), (130, 382168), (134, 370760), (155, 320528), (184, 270010), (208, 238855), (230, 216008), (248, 200330), (260, 191084), (268, 185380), (299, 166160), (310, 160264), (335, 148304), (368, 135005), (403, 123280), (460, 108004), (496, 100165), (520, 95542), (536, 92690), (598, 83080), (620, 80132), (670, 74152), (713, 69680), (806, 61640), (871, 57040), (920, 54002), (1040, 47771), (1072, 46345), (1196, 41540), (1240, 40066), (1340, 37076), (1426, 34840), (1495, 33232), (1541, 32240), (1612, 30820), (1742, 28520), (1840, 27001), (2015, 24656), (2077, 23920), (2392, 20770), (2480, 20033), (2680, 18538), (2852, 17420), (2990, 16616), (3082, 16120), (3224, 15410), (3484, 14260), (3565, 13936), (4030, 12328), (4154, 11960), (4355, 11408), (4784, 10385), (5360, 9269), (5704, 8710), (5980, 8308), (6164, 8060), (6448, 7705), (6968, 7130)]