64895648

素因数分解:

$2^5\times {\mathrm{31}}^1\times {\mathrm{65419}}^1$

素因数の和:65460

約数の個数: 24

約数和(自身を含む): 131886720

約数和(自身を除く): 66991072

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 124, 248, 496, 992, 65419, 130838, 261676, 523352, 1046704, 2027989, 2093408, 4055978, 8111956, 16223912, 32447824, 64895648]

約数ペア:

[(1, 64895648), (2, 32447824), (4, 16223912), (8, 8111956), (16, 4055978), (31, 2093408), (32, 2027989), (62, 1046704), (124, 523352), (248, 261676), (496, 130838), (992, 65419)]