53351000

素因数分解:

$2^3\times 5^3\times {\mathrm{31}}^1\times {\mathrm{1721}}^1$

素因数の和:1773

約数の個数: 64

約数和(自身を含む): 128943360

約数和(自身を除く): 75592360

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 31, 40, 50, 62, 100, 124, 125, 155, 200, 248, 250, 310, 500, 620, 775, 1000, 1240, 1550, 1721, 3100, 3442, 3875, 6200, 6884, 7750, 8605, 13768, 15500, 17210, 31000, 34420, 43025, 53351, 68840, 86050, 106702, 172100, 213404, 215125, 266755, 344200, 426808, 430250, 533510, 860500, 1067020, 1333775, 1721000, 2134040, 2667550, 5335100, 6668875, 10670200, 13337750, 26675500, 53351000]

約数ペア:

[(1, 53351000), (2, 26675500), (4, 13337750), (5, 10670200), (8, 6668875), (10, 5335100), (20, 2667550), (25, 2134040), (31, 1721000), (40, 1333775), (50, 1067020), (62, 860500), (100, 533510), (124, 430250), (125, 426808), (155, 344200), (200, 266755), (248, 215125), (250, 213404), (310, 172100), (500, 106702), (620, 86050), (775, 68840), (1000, 53351), (1240, 43025), (1550, 34420), (1721, 31000), (3100, 17210), (3442, 15500), (3875, 13768), (6200, 8605), (6884, 7750)]