90205718

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{139}}^1\times {\mathrm{167}}^1$

素因数の和:404

約数の個数: 32

約数和(自身を含む): 143942400

約数和(自身を除く): 53736682

約数列:

[1, 2, 29, 58, 67, 134, 139, 167, 278, 334, 1943, 3886, 4031, 4843, 8062, 9313, 9686, 11189, 18626, 22378, 23213, 46426, 270077, 324481, 540154, 648962, 673177, 1346354, 1555271, 3110542, 45102859, 90205718]

約数ペア:

[(1, 90205718), (2, 45102859), (29, 3110542), (58, 1555271), (67, 1346354), (134, 673177), (139, 648962), (167, 540154), (278, 324481), (334, 270077), (1943, 46426), (3886, 23213), (4031, 22378), (4843, 18626), (8062, 11189), (9313, 9686)]