25627720

素因数分解:

$2^3\times 5^1\times {\mathrm{151}}^1\times {\mathrm{4243}}^1$

素因数の和:4405

約数の個数: 32

約数和(自身を含む): 58057920

約数和(自身を除く): 32430200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 151, 302, 604, 755, 1208, 1510, 3020, 4243, 6040, 8486, 16972, 21215, 33944, 42430, 84860, 169720, 640693, 1281386, 2562772, 3203465, 5125544, 6406930, 12813860, 25627720]

約数ペア:

[(1, 25627720), (2, 12813860), (4, 6406930), (5, 5125544), (8, 3203465), (10, 2562772), (20, 1281386), (40, 640693), (151, 169720), (302, 84860), (604, 42430), (755, 33944), (1208, 21215), (1510, 16972), (3020, 8486), (4243, 6040)]