25628480

素因数分解:

$2^6\times 5^1\times {\mathrm{283}}^2$

素因数の和:583

約数の個数: 42

約数和(自身を含む): 61244226

約数和(自身を除く): 35615746

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 283, 320, 566, 1132, 1415, 2264, 2830, 4528, 5660, 9056, 11320, 18112, 22640, 45280, 80089, 90560, 160178, 320356, 400445, 640712, 800890, 1281424, 1601780, 2562848, 3203560, 5125696, 6407120, 12814240, 25628480]

約数ペア:

[(1, 25628480), (2, 12814240), (4, 6407120), (5, 5125696), (8, 3203560), (10, 2562848), (16, 1601780), (20, 1281424), (32, 800890), (40, 640712), (64, 400445), (80, 320356), (160, 160178), (283, 90560), (320, 80089), (566, 45280), (1132, 22640), (1415, 18112), (2264, 11320), (2830, 9056), (4528, 5660)]