71802225

素因数分解:

$3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{433}}^1$

素因数の和:527

約数の個数: 72

約数和(自身を含む): 142720032

約数和(自身を除く): 70917807

約数列:

[1, 3, 5, 9, 11, 15, 25, 33, 45, 55, 67, 75, 99, 165, 201, 225, 275, 335, 433, 495, 603, 737, 825, 1005, 1299, 1675, 2165, 2211, 2475, 3015, 3685, 3897, 4763, 5025, 6495, 6633, 10825, 11055, 14289, 15075, 18425, 19485, 23815, 29011, 32475, 33165, 42867, 55275, 71445, 87033, 97425, 119075, 145055, 165825, 214335, 261099, 319121, 357225, 435165, 725275, 957363, 1071675, 1305495, 1595605, 2175825, 2872089, 4786815, 6527475, 7978025, 14360445, 23934075, 71802225]

約数ペア:

[(1, 71802225), (3, 23934075), (5, 14360445), (9, 7978025), (11, 6527475), (15, 4786815), (25, 2872089), (33, 2175825), (45, 1595605), (55, 1305495), (67, 1071675), (75, 957363), (99, 725275), (165, 435165), (201, 357225), (225, 319121), (275, 261099), (335, 214335), (433, 165825), (495, 145055), (603, 119075), (737, 97425), (825, 87033), (1005, 71445), (1299, 55275), (1675, 42867), (2165, 33165), (2211, 32475), (2475, 29011), (3015, 23815), (3685, 19485), (3897, 18425), (4763, 15075), (5025, 14289), (6495, 11055), (6633, 10825)]