80441955

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{1609}}^1$

素因数の和:1732

約数の個数: 48

約数和(自身を含む): 153709920

約数和(自身を除く): 73267965

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 99, 101, 165, 303, 495, 505, 909, 1111, 1515, 1609, 3333, 4545, 4827, 5555, 8045, 9999, 14481, 16665, 17699, 24135, 49995, 53097, 72405, 88495, 159291, 162509, 265485, 487527, 796455, 812545, 1462581, 1787599, 2437635, 5362797, 7312905, 8937995, 16088391, 26813985, 80441955]

約数ペア:

[(1, 80441955), (3, 26813985), (5, 16088391), (9, 8937995), (11, 7312905), (15, 5362797), (33, 2437635), (45, 1787599), (55, 1462581), (99, 812545), (101, 796455), (165, 487527), (303, 265485), (495, 162509), (505, 159291), (909, 88495), (1111, 72405), (1515, 53097), (1609, 49995), (3333, 24135), (4545, 17699), (4827, 16665), (5555, 14481), (8045, 9999)]