72187555

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{1867}}^1$

素因数の和:1939

約数の個数: 32

約数和(自身を含む): 102216960

約数和(自身を除く): 30029405

約数列:

[1, 5, 11, 19, 37, 55, 95, 185, 209, 407, 703, 1045, 1867, 2035, 3515, 7733, 9335, 20537, 35473, 38665, 69079, 102685, 177365, 345395, 390203, 759869, 1312501, 1951015, 3799345, 6562505, 14437511, 72187555]

約数ペア:

[(1, 72187555), (5, 14437511), (11, 6562505), (19, 3799345), (37, 1951015), (55, 1312501), (95, 759869), (185, 390203), (209, 345395), (407, 177365), (703, 102685), (1045, 69079), (1867, 38665), (2035, 35473), (3515, 20537), (7733, 9335)]