290803552

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{349}}^1\times {\mathrm{2003}}^1$

素因数の和:2375

約数の個数: 48

約数和(自身を含む): 618634800

約数和(自身を除く): 327831248

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 349, 416, 698, 1396, 2003, 2792, 4006, 4537, 5584, 8012, 9074, 11168, 16024, 18148, 26039, 32048, 36296, 52078, 64096, 72592, 104156, 145184, 208312, 416624, 699047, 833248, 1398094, 2796188, 5592376, 9087611, 11184752, 18175222, 22369504, 36350444, 72700888, 145401776, 290803552]

約数ペア:

[(1, 290803552), (2, 145401776), (4, 72700888), (8, 36350444), (13, 22369504), (16, 18175222), (26, 11184752), (32, 9087611), (52, 5592376), (104, 2796188), (208, 1398094), (349, 833248), (416, 699047), (698, 416624), (1396, 208312), (2003, 145184), (2792, 104156), (4006, 72592), (4537, 64096), (5584, 52078), (8012, 36296), (9074, 32048), (11168, 26039), (16024, 18148)]