53321000

素因数分解:

$2^3\times 5^3\times {\mathrm{71}}^1\times {\mathrm{751}}^1$

素因数の和:843

約数の個数: 64

約数和(自身を含む): 126696960

約数和(自身を除く): 73375960

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 71, 100, 125, 142, 200, 250, 284, 355, 500, 568, 710, 751, 1000, 1420, 1502, 1775, 2840, 3004, 3550, 3755, 6008, 7100, 7510, 8875, 14200, 15020, 17750, 18775, 30040, 35500, 37550, 53321, 71000, 75100, 93875, 106642, 150200, 187750, 213284, 266605, 375500, 426568, 533210, 751000, 1066420, 1333025, 2132840, 2666050, 5332100, 6665125, 10664200, 13330250, 26660500, 53321000]

約数ペア:

[(1, 53321000), (2, 26660500), (4, 13330250), (5, 10664200), (8, 6665125), (10, 5332100), (20, 2666050), (25, 2132840), (40, 1333025), (50, 1066420), (71, 751000), (100, 533210), (125, 426568), (142, 375500), (200, 266605), (250, 213284), (284, 187750), (355, 150200), (500, 106642), (568, 93875), (710, 75100), (751, 71000), (1000, 53321), (1420, 37550), (1502, 35500), (1775, 30040), (2840, 18775), (3004, 17750), (3550, 15020), (3755, 14200), (6008, 8875), (7100, 7510)]