13212400

素因数分解:

$2^4\times 5^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1$

素因数の和:131

約数の個数: 120

約数和(自身を含む): 35287920

約数和(自身を除く): 22075520

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 29, 34, 40, 50, 58, 67, 68, 80, 85, 100, 116, 134, 136, 145, 170, 200, 232, 268, 272, 290, 335, 340, 400, 425, 464, 493, 536, 580, 670, 680, 725, 850, 986, 1072, 1139, 1160, 1340, 1360, 1450, 1675, 1700, 1943, 1972, 2278, 2320, 2465, 2680, 2900, 3350, 3400, 3886, 3944, 4556, 4930, 5360, 5695, 5800, 6700, 6800, 7772, 7888, 9112, 9715, 9860, 11390, 11600, 12325, 13400, 15544, 18224, 19430, 19720, 22780, 24650, 26800, 28475, 31088, 33031, 38860, 39440, 45560, 48575, 49300, 56950, 66062, 77720, 91120, 97150, 98600, 113900, 132124, 155440, 165155, 194300, 197200, 227800, 264248, 330310, 388600, 455600, 528496, 660620, 777200, 825775, 1321240, 1651550, 2642480, 3303100, 6606200, 13212400]

約数ペア:

[(1, 13212400), (2, 6606200), (4, 3303100), (5, 2642480), (8, 1651550), (10, 1321240), (16, 825775), (17, 777200), (20, 660620), (25, 528496), (29, 455600), (34, 388600), (40, 330310), (50, 264248), (58, 227800), (67, 197200), (68, 194300), (80, 165155), (85, 155440), (100, 132124), (116, 113900), (134, 98600), (136, 97150), (145, 91120), (170, 77720), (200, 66062), (232, 56950), (268, 49300), (272, 48575), (290, 45560), (335, 39440), (340, 38860), (400, 33031), (425, 31088), (464, 28475), (493, 26800), (536, 24650), (580, 22780), (670, 19720), (680, 19430), (725, 18224), (850, 15544), (986, 13400), (1072, 12325), (1139, 11600), (1160, 11390), (1340, 9860), (1360, 9715), (1450, 9112), (1675, 7888), (1700, 7772), (1943, 6800), (1972, 6700), (2278, 5800), (2320, 5695), (2465, 5360), (2680, 4930), (2900, 4556), (3350, 3944), (3400, 3886)]