49663760

素因数分解:

$2^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{10177}}^1$

素因数の和:10251

約数の個数: 40

約数和(自身を含む): 117372696

約数和(自身を除く): 67708936

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 61, 80, 122, 244, 305, 488, 610, 976, 1220, 2440, 4880, 10177, 20354, 40708, 50885, 81416, 101770, 162832, 203540, 407080, 620797, 814160, 1241594, 2483188, 3103985, 4966376, 6207970, 9932752, 12415940, 24831880, 49663760]

約数ペア:

[(1, 49663760), (2, 24831880), (4, 12415940), (5, 9932752), (8, 6207970), (10, 4966376), (16, 3103985), (20, 2483188), (40, 1241594), (61, 814160), (80, 620797), (122, 407080), (244, 203540), (305, 162832), (488, 101770), (610, 81416), (976, 50885), (1220, 40708), (2440, 20354), (4880, 10177)]