842940400

素因数分解:

$2^4\times 5^2\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{443}}^1$

素因数の和:599

約数の個数: 120

約数和(自身を含む): 2089044864

約数和(自身を除く): 1246104464

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 67, 71, 80, 100, 134, 142, 200, 268, 284, 335, 355, 400, 443, 536, 568, 670, 710, 886, 1072, 1136, 1340, 1420, 1675, 1772, 1775, 2215, 2680, 2840, 3350, 3544, 3550, 4430, 4757, 5360, 5680, 6700, 7088, 7100, 8860, 9514, 11075, 13400, 14200, 17720, 19028, 22150, 23785, 26800, 28400, 29681, 31453, 35440, 38056, 44300, 47570, 59362, 62906, 76112, 88600, 95140, 118724, 118925, 125812, 148405, 157265, 177200, 190280, 237448, 237850, 251624, 296810, 314530, 380560, 474896, 475700, 503248, 593620, 629060, 742025, 786325, 951400, 1187240, 1258120, 1484050, 1572650, 1902800, 2107351, 2374480, 2516240, 2968100, 3145300, 4214702, 5936200, 6290600, 8429404, 10536755, 11872400, 12581200, 16858808, 21073510, 33717616, 42147020, 52683775, 84294040, 105367550, 168588080, 210735100, 421470200, 842940400]

約数ペア:

[(1, 842940400), (2, 421470200), (4, 210735100), (5, 168588080), (8, 105367550), (10, 84294040), (16, 52683775), (20, 42147020), (25, 33717616), (40, 21073510), (50, 16858808), (67, 12581200), (71, 11872400), (80, 10536755), (100, 8429404), (134, 6290600), (142, 5936200), (200, 4214702), (268, 3145300), (284, 2968100), (335, 2516240), (355, 2374480), (400, 2107351), (443, 1902800), (536, 1572650), (568, 1484050), (670, 1258120), (710, 1187240), (886, 951400), (1072, 786325), (1136, 742025), (1340, 629060), (1420, 593620), (1675, 503248), (1772, 475700), (1775, 474896), (2215, 380560), (2680, 314530), (2840, 296810), (3350, 251624), (3544, 237850), (3550, 237448), (4430, 190280), (4757, 177200), (5360, 157265), (5680, 148405), (6700, 125812), (7088, 118925), (7100, 118724), (8860, 95140), (9514, 88600), (11075, 76112), (13400, 62906), (14200, 59362), (17720, 47570), (19028, 44300), (22150, 38056), (23785, 35440), (26800, 31453), (28400, 29681)]