66387800

素因数分解:

$2^3\times 5^2\times {\mathrm{53}}^1\times {\mathrm{6263}}^1$

素因数の和:6332

約数の個数: 48

約数和(自身を含む): 157289040

約数和(自身を除く): 90901240

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 53, 100, 106, 200, 212, 265, 424, 530, 1060, 1325, 2120, 2650, 5300, 6263, 10600, 12526, 25052, 31315, 50104, 62630, 125260, 156575, 250520, 313150, 331939, 626300, 663878, 1252600, 1327756, 1659695, 2655512, 3319390, 6638780, 8298475, 13277560, 16596950, 33193900, 66387800]

約数ペア:

[(1, 66387800), (2, 33193900), (4, 16596950), (5, 13277560), (8, 8298475), (10, 6638780), (20, 3319390), (25, 2655512), (40, 1659695), (50, 1327756), (53, 1252600), (100, 663878), (106, 626300), (200, 331939), (212, 313150), (265, 250520), (424, 156575), (530, 125260), (1060, 62630), (1325, 50104), (2120, 31315), (2650, 25052), (5300, 12526), (6263, 10600)]