68619400

素因数分解:

$2^3\times 5^2\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{101}}^1$

素因数の和:239

約数の個数: 96

約数和(自身を含む): 166953600

約数和(自身を除く): 98334200

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 43, 50, 79, 86, 100, 101, 158, 172, 200, 202, 215, 316, 344, 395, 404, 430, 505, 632, 790, 808, 860, 1010, 1075, 1580, 1720, 1975, 2020, 2150, 2525, 3160, 3397, 3950, 4040, 4300, 4343, 5050, 6794, 7900, 7979, 8600, 8686, 10100, 13588, 15800, 15958, 16985, 17372, 20200, 21715, 27176, 31916, 33970, 34744, 39895, 43430, 63832, 67940, 79790, 84925, 86860, 108575, 135880, 159580, 169850, 173720, 199475, 217150, 319160, 339700, 343097, 398950, 434300, 679400, 686194, 797900, 868600, 1372388, 1595800, 1715485, 2744776, 3430970, 6861940, 8577425, 13723880, 17154850, 34309700, 68619400]

約数ペア:

[(1, 68619400), (2, 34309700), (4, 17154850), (5, 13723880), (8, 8577425), (10, 6861940), (20, 3430970), (25, 2744776), (40, 1715485), (43, 1595800), (50, 1372388), (79, 868600), (86, 797900), (100, 686194), (101, 679400), (158, 434300), (172, 398950), (200, 343097), (202, 339700), (215, 319160), (316, 217150), (344, 199475), (395, 173720), (404, 169850), (430, 159580), (505, 135880), (632, 108575), (790, 86860), (808, 84925), (860, 79790), (1010, 67940), (1075, 63832), (1580, 43430), (1720, 39895), (1975, 34744), (2020, 33970), (2150, 31916), (2525, 27176), (3160, 21715), (3397, 20200), (3950, 17372), (4040, 16985), (4300, 15958), (4343, 15800), (5050, 13588), (6794, 10100), (7900, 8686), (7979, 8600)]