219799250

素因数分解:

$2^1\times 5^3\times {\mathrm{11}}^1\times {\mathrm{257}}^1\times {\mathrm{311}}^1$

素因数の和:596

約数の個数: 64

約数和(自身を含む): 452065536

約数和(自身を除く): 232266286

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 125, 250, 257, 275, 311, 514, 550, 622, 1285, 1375, 1555, 2570, 2750, 2827, 3110, 3421, 5654, 6425, 6842, 7775, 12850, 14135, 15550, 17105, 28270, 32125, 34210, 38875, 64250, 70675, 77750, 79927, 85525, 141350, 159854, 171050, 353375, 399635, 427625, 706750, 799270, 855250, 879197, 1758394, 1998175, 3996350, 4395985, 8791970, 9990875, 19981750, 21979925, 43959850, 109899625, 219799250]

約数ペア:

[(1, 219799250), (2, 109899625), (5, 43959850), (10, 21979925), (11, 19981750), (22, 9990875), (25, 8791970), (50, 4395985), (55, 3996350), (110, 1998175), (125, 1758394), (250, 879197), (257, 855250), (275, 799270), (311, 706750), (514, 427625), (550, 399635), (622, 353375), (1285, 171050), (1375, 159854), (1555, 141350), (2570, 85525), (2750, 79927), (2827, 77750), (3110, 70675), (3421, 64250), (5654, 38875), (6425, 34210), (6842, 32125), (7775, 28270), (12850, 17105), (14135, 15550)]