25181566168

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{1109}}^1\times {\mathrm{1583}}^1$

素因数の和:2872

約数の個数: 64

約数和(自身を含む): 51903244800

約数和(自身を除く): 26721678632

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 163, 326, 652, 1109, 1304, 1583, 1793, 2218, 3166, 3586, 4436, 6332, 7172, 8872, 12199, 12664, 14344, 17413, 24398, 34826, 48796, 69652, 97592, 139304, 180767, 258029, 361534, 516058, 723068, 1032116, 1446136, 1755547, 1988437, 2064232, 2838319, 3511094, 3976874, 5676638, 7022188, 7953748, 11353276, 14044376, 15907496, 19311017, 22706552, 38622034, 77244068, 154488136, 286154161, 572308322, 1144616644, 2289233288, 3147695771, 6295391542, 12590783084, 25181566168]

約数ペア:

[(1, 25181566168), (2, 12590783084), (4, 6295391542), (8, 3147695771), (11, 2289233288), (22, 1144616644), (44, 572308322), (88, 286154161), (163, 154488136), (326, 77244068), (652, 38622034), (1109, 22706552), (1304, 19311017), (1583, 15907496), (1793, 14044376), (2218, 11353276), (3166, 7953748), (3586, 7022188), (4436, 5676638), (6332, 3976874), (7172, 3511094), (8872, 2838319), (12199, 2064232), (12664, 1988437), (14344, 1755547), (17413, 1446136), (24398, 1032116), (34826, 723068), (48796, 516058), (69652, 361534), (97592, 258029), (139304, 180767)]