27726400

素因数分解:

$2^6\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1$

素因数の和:109

約数の個数: 168

約数和(自身を含む): 77606144

約数和(自身を除く): 49879744

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 31, 32, 40, 43, 50, 52, 62, 64, 65, 80, 86, 100, 104, 124, 130, 155, 160, 172, 200, 208, 215, 248, 260, 310, 320, 325, 344, 400, 403, 416, 430, 496, 520, 559, 620, 650, 688, 775, 800, 806, 832, 860, 992, 1040, 1075, 1118, 1240, 1300, 1333, 1376, 1550, 1600, 1612, 1720, 1984, 2015, 2080, 2150, 2236, 2480, 2600, 2666, 2752, 2795, 3100, 3224, 3440, 4030, 4160, 4300, 4472, 4960, 5200, 5332, 5590, 6200, 6448, 6665, 6880, 8060, 8600, 8944, 9920, 10075, 10400, 10664, 11180, 12400, 12896, 13330, 13760, 13975, 16120, 17200, 17329, 17888, 20150, 20800, 21328, 22360, 24800, 25792, 26660, 27950, 32240, 33325, 34400, 34658, 35776, 40300, 42656, 44720, 49600, 53320, 55900, 64480, 66650, 68800, 69316, 80600, 85312, 86645, 89440, 106640, 111800, 128960, 133300, 138632, 161200, 173290, 178880, 213280, 223600, 266600, 277264, 322400, 346580, 426560, 433225, 447200, 533200, 554528, 644800, 693160, 866450, 894400, 1066400, 1109056, 1386320, 1732900, 2132800, 2772640, 3465800, 5545280, 6931600, 13863200, 27726400]

約数ペア:

[(1, 27726400), (2, 13863200), (4, 6931600), (5, 5545280), (8, 3465800), (10, 2772640), (13, 2132800), (16, 1732900), (20, 1386320), (25, 1109056), (26, 1066400), (31, 894400), (32, 866450), (40, 693160), (43, 644800), (50, 554528), (52, 533200), (62, 447200), (64, 433225), (65, 426560), (80, 346580), (86, 322400), (100, 277264), (104, 266600), (124, 223600), (130, 213280), (155, 178880), (160, 173290), (172, 161200), (200, 138632), (208, 133300), (215, 128960), (248, 111800), (260, 106640), (310, 89440), (320, 86645), (325, 85312), (344, 80600), (400, 69316), (403, 68800), (416, 66650), (430, 64480), (496, 55900), (520, 53320), (559, 49600), (620, 44720), (650, 42656), (688, 40300), (775, 35776), (800, 34658), (806, 34400), (832, 33325), (860, 32240), (992, 27950), (1040, 26660), (1075, 25792), (1118, 24800), (1240, 22360), (1300, 21328), (1333, 20800), (1376, 20150), (1550, 17888), (1600, 17329), (1612, 17200), (1720, 16120), (1984, 13975), (2015, 13760), (2080, 13330), (2150, 12896), (2236, 12400), (2480, 11180), (2600, 10664), (2666, 10400), (2752, 10075), (2795, 9920), (3100, 8944), (3224, 8600), (3440, 8060), (4030, 6880), (4160, 6665), (4300, 6448), (4472, 6200), (4960, 5590), (5200, 5332)]