72562785

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{5381}}^1$

素因数の和:5449

約数の個数: 32

約数和(自身を含む): 124001280

約数和(自身を除く): 51438495

約数列:

[1, 3, 5, 15, 29, 31, 87, 93, 145, 155, 435, 465, 899, 2697, 4495, 5381, 13485, 16143, 26905, 80715, 156049, 166811, 468147, 500433, 780245, 834055, 2340735, 2502165, 4837519, 14512557, 24187595, 72562785]

約数ペア:

[(1, 72562785), (3, 24187595), (5, 14512557), (15, 4837519), (29, 2502165), (31, 2340735), (87, 834055), (93, 780245), (145, 500433), (155, 468147), (435, 166811), (465, 156049), (899, 80715), (2697, 26905), (4495, 16143), (5381, 13485)]