284642000

素因数分解:

$2^4\times 5^3\times {\mathrm{31}}^1\times {\mathrm{4591}}^1$

素因数の和:4645

約数の個数: 80

約数和(自身を含む): 710621184

約数和(自身を除く): 425979184

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 40, 50, 62, 80, 100, 124, 125, 155, 200, 248, 250, 310, 400, 496, 500, 620, 775, 1000, 1240, 1550, 2000, 2480, 3100, 3875, 4591, 6200, 7750, 9182, 12400, 15500, 18364, 22955, 31000, 36728, 45910, 62000, 73456, 91820, 114775, 142321, 183640, 229550, 284642, 367280, 459100, 569284, 573875, 711605, 918200, 1138568, 1147750, 1423210, 1836400, 2277136, 2295500, 2846420, 3558025, 4591000, 5692840, 7116050, 9182000, 11385680, 14232100, 17790125, 28464200, 35580250, 56928400, 71160500, 142321000, 284642000]

約数ペア:

[(1, 284642000), (2, 142321000), (4, 71160500), (5, 56928400), (8, 35580250), (10, 28464200), (16, 17790125), (20, 14232100), (25, 11385680), (31, 9182000), (40, 7116050), (50, 5692840), (62, 4591000), (80, 3558025), (100, 2846420), (124, 2295500), (125, 2277136), (155, 1836400), (200, 1423210), (248, 1147750), (250, 1138568), (310, 918200), (400, 711605), (496, 573875), (500, 569284), (620, 459100), (775, 367280), (1000, 284642), (1240, 229550), (1550, 183640), (2000, 142321), (2480, 114775), (3100, 91820), (3875, 73456), (4591, 62000), (6200, 45910), (7750, 36728), (9182, 31000), (12400, 22955), (15500, 18364)]