77631340

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{4751}}^1$

素因数の和:4822

約数の個数: 48

約数和(自身を含む): 175633920

約数和(自身を除く): 98002580

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 43, 76, 86, 95, 172, 190, 215, 380, 430, 817, 860, 1634, 3268, 4085, 4751, 8170, 9502, 16340, 19004, 23755, 47510, 90269, 95020, 180538, 204293, 361076, 408586, 451345, 817172, 902690, 1021465, 1805380, 2042930, 3881567, 4085860, 7763134, 15526268, 19407835, 38815670, 77631340]

約数ペア:

[(1, 77631340), (2, 38815670), (4, 19407835), (5, 15526268), (10, 7763134), (19, 4085860), (20, 3881567), (38, 2042930), (43, 1805380), (76, 1021465), (86, 902690), (95, 817172), (172, 451345), (190, 408586), (215, 361076), (380, 204293), (430, 180538), (817, 95020), (860, 90269), (1634, 47510), (3268, 23755), (4085, 19004), (4751, 16340), (8170, 9502)]