51579900

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{223}}^1\times {\mathrm{257}}^1$

素因数の和:500

約数の個数: 108

約数和(自身を含む): 163031232

約数和(自身を除く): 111451332

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 75, 90, 100, 150, 180, 223, 225, 257, 300, 446, 450, 514, 669, 771, 892, 900, 1028, 1115, 1285, 1338, 1542, 2007, 2230, 2313, 2570, 2676, 3084, 3345, 3855, 4014, 4460, 4626, 5140, 5575, 6425, 6690, 7710, 8028, 9252, 10035, 11150, 11565, 12850, 13380, 15420, 16725, 19275, 20070, 22300, 23130, 25700, 33450, 38550, 40140, 46260, 50175, 57311, 57825, 66900, 77100, 100350, 114622, 115650, 171933, 200700, 229244, 231300, 286555, 343866, 515799, 573110, 687732, 859665, 1031598, 1146220, 1432775, 1719330, 2063196, 2578995, 2865550, 3438660, 4298325, 5157990, 5731100, 8596650, 10315980, 12894975, 17193300, 25789950, 51579900]

約数ペア:

[(1, 51579900), (2, 25789950), (3, 17193300), (4, 12894975), (5, 10315980), (6, 8596650), (9, 5731100), (10, 5157990), (12, 4298325), (15, 3438660), (18, 2865550), (20, 2578995), (25, 2063196), (30, 1719330), (36, 1432775), (45, 1146220), (50, 1031598), (60, 859665), (75, 687732), (90, 573110), (100, 515799), (150, 343866), (180, 286555), (223, 231300), (225, 229244), (257, 200700), (300, 171933), (446, 115650), (450, 114622), (514, 100350), (669, 77100), (771, 66900), (892, 57825), (900, 57311), (1028, 50175), (1115, 46260), (1285, 40140), (1338, 38550), (1542, 33450), (2007, 25700), (2230, 23130), (2313, 22300), (2570, 20070), (2676, 19275), (3084, 16725), (3345, 15420), (3855, 13380), (4014, 12850), (4460, 11565), (4626, 11150), (5140, 10035), (5575, 9252), (6425, 8028), (6690, 7710)]