80125280

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{26357}}^1$

素因数の和:26391

約数の個数: 48

約数和(自身を含む): 199266480

約数和(自身を除く): 119141200

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 152, 160, 190, 304, 380, 608, 760, 1520, 3040, 26357, 52714, 105428, 131785, 210856, 263570, 421712, 500783, 527140, 843424, 1001566, 1054280, 2003132, 2108560, 2503915, 4006264, 4217120, 5007830, 8012528, 10015660, 16025056, 20031320, 40062640, 80125280]

約数ペア:

[(1, 80125280), (2, 40062640), (4, 20031320), (5, 16025056), (8, 10015660), (10, 8012528), (16, 5007830), (19, 4217120), (20, 4006264), (32, 2503915), (38, 2108560), (40, 2003132), (76, 1054280), (80, 1001566), (95, 843424), (152, 527140), (160, 500783), (190, 421712), (304, 263570), (380, 210856), (608, 131785), (760, 105428), (1520, 52714), (3040, 26357)]