208072000

素因数分解:

$2^6\times 5^3\times {\mathrm{31}}^1\times {\mathrm{839}}^1$

素因数の和:897

約数の個数: 112

約数和(自身を含む): 532546560

約数和(自身を除く): 324474560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 32, 40, 50, 62, 64, 80, 100, 124, 125, 155, 160, 200, 248, 250, 310, 320, 400, 496, 500, 620, 775, 800, 839, 992, 1000, 1240, 1550, 1600, 1678, 1984, 2000, 2480, 3100, 3356, 3875, 4000, 4195, 4960, 6200, 6712, 7750, 8000, 8390, 9920, 12400, 13424, 15500, 16780, 20975, 24800, 26009, 26848, 31000, 33560, 41950, 49600, 52018, 53696, 62000, 67120, 83900, 104036, 104875, 124000, 130045, 134240, 167800, 208072, 209750, 248000, 260090, 268480, 335600, 416144, 419500, 520180, 650225, 671200, 832288, 839000, 1040360, 1300450, 1342400, 1664576, 1678000, 2080720, 2600900, 3251125, 3356000, 4161440, 5201800, 6502250, 6712000, 8322880, 10403600, 13004500, 20807200, 26009000, 41614400, 52018000, 104036000, 208072000]

約数ペア:

[(1, 208072000), (2, 104036000), (4, 52018000), (5, 41614400), (8, 26009000), (10, 20807200), (16, 13004500), (20, 10403600), (25, 8322880), (31, 6712000), (32, 6502250), (40, 5201800), (50, 4161440), (62, 3356000), (64, 3251125), (80, 2600900), (100, 2080720), (124, 1678000), (125, 1664576), (155, 1342400), (160, 1300450), (200, 1040360), (248, 839000), (250, 832288), (310, 671200), (320, 650225), (400, 520180), (496, 419500), (500, 416144), (620, 335600), (775, 268480), (800, 260090), (839, 248000), (992, 209750), (1000, 208072), (1240, 167800), (1550, 134240), (1600, 130045), (1678, 124000), (1984, 104875), (2000, 104036), (2480, 83900), (3100, 67120), (3356, 62000), (3875, 53696), (4000, 52018), (4195, 49600), (4960, 41950), (6200, 33560), (6712, 31000), (7750, 26848), (8000, 26009), (8390, 24800), (9920, 20975), (12400, 16780), (13424, 15500)]