25377255

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{443}}^1$

素因数の和:540

約数の個数: 48

約数和(自身を含む): 47099520

約数和(自身を除く): 21722265

約数列:

[1, 3, 5, 9, 15, 19, 45, 57, 67, 95, 171, 201, 285, 335, 443, 603, 855, 1005, 1273, 1329, 2215, 3015, 3819, 3987, 6365, 6645, 8417, 11457, 19095, 19935, 25251, 29681, 42085, 57285, 75753, 89043, 126255, 148405, 267129, 378765, 445215, 563939, 1335645, 1691817, 2819695, 5075451, 8459085, 25377255]

約数ペア:

[(1, 25377255), (3, 8459085), (5, 5075451), (9, 2819695), (15, 1691817), (19, 1335645), (45, 563939), (57, 445215), (67, 378765), (95, 267129), (171, 148405), (201, 126255), (285, 89043), (335, 75753), (443, 57285), (603, 42085), (855, 29681), (1005, 25251), (1273, 19935), (1329, 19095), (2215, 11457), (3015, 8417), (3819, 6645), (3987, 6365)]