25115320

素因数分解:

$2^3\times 5^1\times {\mathrm{131}}^1\times {\mathrm{4793}}^1$

素因数の和:4935

約数の個数: 32

約数和(自身を含む): 56952720

約数和(自身を除く): 31837400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 131, 262, 524, 655, 1048, 1310, 2620, 4793, 5240, 9586, 19172, 23965, 38344, 47930, 95860, 191720, 627883, 1255766, 2511532, 3139415, 5023064, 6278830, 12557660, 25115320]

約数ペア:

[(1, 25115320), (2, 12557660), (4, 6278830), (5, 5023064), (8, 3139415), (10, 2511532), (20, 1255766), (40, 627883), (131, 191720), (262, 95860), (524, 47930), (655, 38344), (1048, 23965), (1310, 19172), (2620, 9586), (4793, 5240)]