253402000

素因数分解:

$2^4\times 5^3\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{257}}^1$

素因数の和:326

約数の個数: 160

約数和(自身を含む): 673751520

約数和(自身を除く): 420349520

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 29, 34, 40, 50, 58, 68, 80, 85, 100, 116, 125, 136, 145, 170, 200, 232, 250, 257, 272, 290, 340, 400, 425, 464, 493, 500, 514, 580, 680, 725, 850, 986, 1000, 1028, 1160, 1285, 1360, 1450, 1700, 1972, 2000, 2056, 2125, 2320, 2465, 2570, 2900, 3400, 3625, 3944, 4112, 4250, 4369, 4930, 5140, 5800, 6425, 6800, 7250, 7453, 7888, 8500, 8738, 9860, 10280, 11600, 12325, 12850, 14500, 14906, 17000, 17476, 19720, 20560, 21845, 24650, 25700, 29000, 29812, 32125, 34000, 34952, 37265, 39440, 43690, 49300, 51400, 58000, 59624, 61625, 64250, 69904, 74530, 87380, 98600, 102800, 109225, 119248, 123250, 126701, 128500, 149060, 174760, 186325, 197200, 218450, 246500, 253402, 257000, 298120, 349520, 372650, 436900, 493000, 506804, 514000, 546125, 596240, 633505, 745300, 873800, 931625, 986000, 1013608, 1092250, 1267010, 1490600, 1747600, 1863250, 2027216, 2184500, 2534020, 2981200, 3167525, 3726500, 4369000, 5068040, 6335050, 7453000, 8738000, 10136080, 12670100, 14906000, 15837625, 25340200, 31675250, 50680400, 63350500, 126701000, 253402000]

約数ペア:

[(1, 253402000), (2, 126701000), (4, 63350500), (5, 50680400), (8, 31675250), (10, 25340200), (16, 15837625), (17, 14906000), (20, 12670100), (25, 10136080), (29, 8738000), (34, 7453000), (40, 6335050), (50, 5068040), (58, 4369000), (68, 3726500), (80, 3167525), (85, 2981200), (100, 2534020), (116, 2184500), (125, 2027216), (136, 1863250), (145, 1747600), (170, 1490600), (200, 1267010), (232, 1092250), (250, 1013608), (257, 986000), (272, 931625), (290, 873800), (340, 745300), (400, 633505), (425, 596240), (464, 546125), (493, 514000), (500, 506804), (514, 493000), (580, 436900), (680, 372650), (725, 349520), (850, 298120), (986, 257000), (1000, 253402), (1028, 246500), (1160, 218450), (1285, 197200), (1360, 186325), (1450, 174760), (1700, 149060), (1972, 128500), (2000, 126701), (2056, 123250), (2125, 119248), (2320, 109225), (2465, 102800), (2570, 98600), (2900, 87380), (3400, 74530), (3625, 69904), (3944, 64250), (4112, 61625), (4250, 59624), (4369, 58000), (4930, 51400), (5140, 49300), (5800, 43690), (6425, 39440), (6800, 37265), (7250, 34952), (7453, 34000), (7888, 32125), (8500, 29812), (8738, 29000), (9860, 25700), (10280, 24650), (11600, 21845), (12325, 20560), (12850, 19720), (14500, 17476), (14906, 17000)]