89283280

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{151}}^1\times {\mathrm{389}}^1$

素因数の和:572

約数の個数: 80

約数和(自身を含む): 220521600

約数和(自身を除く): 131238320

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 151, 152, 190, 302, 304, 380, 389, 604, 755, 760, 778, 1208, 1510, 1520, 1556, 1945, 2416, 2869, 3020, 3112, 3890, 5738, 6040, 6224, 7391, 7780, 11476, 12080, 14345, 14782, 15560, 22952, 28690, 29564, 31120, 36955, 45904, 57380, 58739, 59128, 73910, 114760, 117478, 118256, 147820, 229520, 234956, 293695, 295640, 469912, 587390, 591280, 939824, 1116041, 1174780, 2232082, 2349560, 4464164, 4699120, 5580205, 8928328, 11160410, 17856656, 22320820, 44641640, 89283280]

約数ペア:

[(1, 89283280), (2, 44641640), (4, 22320820), (5, 17856656), (8, 11160410), (10, 8928328), (16, 5580205), (19, 4699120), (20, 4464164), (38, 2349560), (40, 2232082), (76, 1174780), (80, 1116041), (95, 939824), (151, 591280), (152, 587390), (190, 469912), (302, 295640), (304, 293695), (380, 234956), (389, 229520), (604, 147820), (755, 118256), (760, 117478), (778, 114760), (1208, 73910), (1510, 59128), (1520, 58739), (1556, 57380), (1945, 45904), (2416, 36955), (2869, 31120), (3020, 29564), (3112, 28690), (3890, 22952), (5738, 15560), (6040, 14782), (6224, 14345), (7391, 12080), (7780, 11476)]