61672005

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{4243}}^1$

素因数の和:4290

約数の個数: 48

約数和(自身を含む): 119171520

約数和(自身を除く): 57499515

約数列:

[1, 3, 5, 9, 15, 17, 19, 45, 51, 57, 85, 95, 153, 171, 255, 285, 323, 765, 855, 969, 1615, 2907, 4243, 4845, 12729, 14535, 21215, 38187, 63645, 72131, 80617, 190935, 216393, 241851, 360655, 403085, 649179, 725553, 1081965, 1209255, 1370489, 3245895, 3627765, 4111467, 6852445, 12334401, 20557335, 61672005]

約数ペア:

[(1, 61672005), (3, 20557335), (5, 12334401), (9, 6852445), (15, 4111467), (17, 3627765), (19, 3245895), (45, 1370489), (51, 1209255), (57, 1081965), (85, 725553), (95, 649179), (153, 403085), (171, 360655), (255, 241851), (285, 216393), (323, 190935), (765, 80617), (855, 72131), (969, 63645), (1615, 38187), (2907, 21215), (4243, 14535), (4845, 12729)]