72905168

素因数分解:

$2^4\times 7^1\times {\mathrm{131}}^1\times {\mathrm{4969}}^1$

素因数の和:5115

約数の個数: 40

約数和(自身を含む): 162697920

約数和(自身を除く): 89792752

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 131, 262, 524, 917, 1048, 1834, 2096, 3668, 4969, 7336, 9938, 14672, 19876, 34783, 39752, 69566, 79504, 139132, 278264, 556528, 650939, 1301878, 2603756, 4556573, 5207512, 9113146, 10415024, 18226292, 36452584, 72905168]

約数ペア:

[(1, 72905168), (2, 36452584), (4, 18226292), (7, 10415024), (8, 9113146), (14, 5207512), (16, 4556573), (28, 2603756), (56, 1301878), (112, 650939), (131, 556528), (262, 278264), (524, 139132), (917, 79504), (1048, 69566), (1834, 39752), (2096, 34783), (3668, 19876), (4969, 14672), (7336, 9938)]