51403640

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{24247}}^1$

素因数の和:24311

約数の個数: 32

約数和(自身を含む): 117845280

約数和(自身を除く): 66441640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 424, 530, 1060, 2120, 24247, 48494, 96988, 121235, 193976, 242470, 484940, 969880, 1285091, 2570182, 5140364, 6425455, 10280728, 12850910, 25701820, 51403640]

約数ペア:

[(1, 51403640), (2, 25701820), (4, 12850910), (5, 10280728), (8, 6425455), (10, 5140364), (20, 2570182), (40, 1285091), (53, 969880), (106, 484940), (212, 242470), (265, 193976), (424, 121235), (530, 96988), (1060, 48494), (2120, 24247)]