78140500

素因数分解:

$2^2\times 5^3\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{317}}^1$

素因数の和:382

約数の個数: 96

約数和(自身を含む): 187518240

約数和(自身を除く): 109377740

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 29, 34, 50, 58, 68, 85, 100, 116, 125, 145, 170, 250, 290, 317, 340, 425, 493, 500, 580, 634, 725, 850, 986, 1268, 1450, 1585, 1700, 1972, 2125, 2465, 2900, 3170, 3625, 4250, 4930, 5389, 6340, 7250, 7925, 8500, 9193, 9860, 10778, 12325, 14500, 15850, 18386, 21556, 24650, 26945, 31700, 36772, 39625, 45965, 49300, 53890, 61625, 79250, 91930, 107780, 123250, 134725, 156281, 158500, 183860, 229825, 246500, 269450, 312562, 459650, 538900, 625124, 673625, 781405, 919300, 1149125, 1347250, 1562810, 2298250, 2694500, 3125620, 3907025, 4596500, 7814050, 15628100, 19535125, 39070250, 78140500]

約数ペア:

[(1, 78140500), (2, 39070250), (4, 19535125), (5, 15628100), (10, 7814050), (17, 4596500), (20, 3907025), (25, 3125620), (29, 2694500), (34, 2298250), (50, 1562810), (58, 1347250), (68, 1149125), (85, 919300), (100, 781405), (116, 673625), (125, 625124), (145, 538900), (170, 459650), (250, 312562), (290, 269450), (317, 246500), (340, 229825), (425, 183860), (493, 158500), (500, 156281), (580, 134725), (634, 123250), (725, 107780), (850, 91930), (986, 79250), (1268, 61625), (1450, 53890), (1585, 49300), (1700, 45965), (1972, 39625), (2125, 36772), (2465, 31700), (2900, 26945), (3170, 24650), (3625, 21556), (4250, 18386), (4930, 15850), (5389, 14500), (6340, 12325), (7250, 10778), (7925, 9860), (8500, 9193)]