53331200

素因数分解:

$2^8\times 5^2\times {\mathrm{13}}^1\times {\mathrm{641}}^1$

素因数の和:680

約数の個数: 108

約数和(自身を含む): 142378908

約数和(自身を除く): 89047708

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 32, 40, 50, 52, 64, 65, 80, 100, 104, 128, 130, 160, 200, 208, 256, 260, 320, 325, 400, 416, 520, 640, 641, 650, 800, 832, 1040, 1280, 1282, 1300, 1600, 1664, 2080, 2564, 2600, 3200, 3205, 3328, 4160, 5128, 5200, 6400, 6410, 8320, 8333, 10256, 10400, 12820, 16025, 16640, 16666, 20512, 20800, 25640, 32050, 33332, 41024, 41600, 41665, 51280, 64100, 66664, 82048, 83200, 83330, 102560, 128200, 133328, 164096, 166660, 205120, 208325, 256400, 266656, 333320, 410240, 416650, 512800, 533312, 666640, 820480, 833300, 1025600, 1066624, 1333280, 1666600, 2051200, 2133248, 2666560, 3333200, 4102400, 5333120, 6666400, 10666240, 13332800, 26665600, 53331200]

約数ペア:

[(1, 53331200), (2, 26665600), (4, 13332800), (5, 10666240), (8, 6666400), (10, 5333120), (13, 4102400), (16, 3333200), (20, 2666560), (25, 2133248), (26, 2051200), (32, 1666600), (40, 1333280), (50, 1066624), (52, 1025600), (64, 833300), (65, 820480), (80, 666640), (100, 533312), (104, 512800), (128, 416650), (130, 410240), (160, 333320), (200, 266656), (208, 256400), (256, 208325), (260, 205120), (320, 166660), (325, 164096), (400, 133328), (416, 128200), (520, 102560), (640, 83330), (641, 83200), (650, 82048), (800, 66664), (832, 64100), (1040, 51280), (1280, 41665), (1282, 41600), (1300, 41024), (1600, 33332), (1664, 32050), (2080, 25640), (2564, 20800), (2600, 20512), (3200, 16666), (3205, 16640), (3328, 16025), (4160, 12820), (5128, 10400), (5200, 10256), (6400, 8333), (6410, 8320)]