499118980

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{77263}}^1$

素因数の和:77308

約数の個数: 48

約数和(自身を含む): 1168231680

約数和(自身を除く): 669112700

約数列:

[1, 2, 4, 5, 10, 17, 19, 20, 34, 38, 68, 76, 85, 95, 170, 190, 323, 340, 380, 646, 1292, 1615, 3230, 6460, 77263, 154526, 309052, 386315, 772630, 1313471, 1467997, 1545260, 2626942, 2935994, 5253884, 5871988, 6567355, 7339985, 13134710, 14679970, 24955949, 26269420, 29359940, 49911898, 99823796, 124779745, 249559490, 499118980]

約数ペア:

[(1, 499118980), (2, 249559490), (4, 124779745), (5, 99823796), (10, 49911898), (17, 29359940), (19, 26269420), (20, 24955949), (34, 14679970), (38, 13134710), (68, 7339985), (76, 6567355), (85, 5871988), (95, 5253884), (170, 2935994), (190, 2626942), (323, 1545260), (340, 1467997), (380, 1313471), (646, 772630), (1292, 386315), (1615, 309052), (3230, 154526), (6460, 77263)]