201988702972

素因数分解:

$2^2\times 7^2\times {\mathrm{31}}^1\times {\mathrm{839}}^1\times {\mathrm{39623}}^1$

素因数の和:40511

約数の個数: 72

約数和(自身を含む): 424972154880

約数和(自身を除く): 222983451908

約数列:

[1, 2, 4, 7, 14, 28, 31, 49, 62, 98, 124, 196, 217, 434, 839, 868, 1519, 1678, 3038, 3356, 5873, 6076, 11746, 23492, 26009, 39623, 41111, 52018, 79246, 82222, 104036, 158492, 164444, 182063, 277361, 364126, 554722, 728252, 1109444, 1228313, 1274441, 1941527, 2456626, 2548882, 3883054, 4913252, 5097764, 7766108, 8598191, 17196382, 33243697, 34392764, 60187337, 66487394, 120374674, 132974788, 232705879, 240749348, 465411758, 930823516, 1030554607, 1628941153, 2061109214, 3257882306, 4122218428, 6515764612, 7213882249, 14427764498, 28855528996, 50497175743, 100994351486, 201988702972]

約数ペア:

[(1, 201988702972), (2, 100994351486), (4, 50497175743), (7, 28855528996), (14, 14427764498), (28, 7213882249), (31, 6515764612), (49, 4122218428), (62, 3257882306), (98, 2061109214), (124, 1628941153), (196, 1030554607), (217, 930823516), (434, 465411758), (839, 240749348), (868, 232705879), (1519, 132974788), (1678, 120374674), (3038, 66487394), (3356, 60187337), (5873, 34392764), (6076, 33243697), (11746, 17196382), (23492, 8598191), (26009, 7766108), (39623, 5097764), (41111, 4913252), (52018, 3883054), (79246, 2548882), (82222, 2456626), (104036, 1941527), (158492, 1274441), (164444, 1228313), (182063, 1109444), (277361, 728252), (364126, 554722)]