85345020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{251}}^1\times {\mathrm{1889}}^1$

素因数の和:2155

約数の個数: 72

約数和(自身を含む): 260048880

約数和(自身を除く): 174703860

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 251, 502, 753, 1004, 1255, 1506, 1889, 2259, 2510, 3012, 3765, 3778, 4518, 5020, 5667, 7530, 7556, 9036, 9445, 11295, 11334, 15060, 17001, 18890, 22590, 22668, 28335, 34002, 37780, 45180, 56670, 68004, 85005, 113340, 170010, 340020, 474139, 948278, 1422417, 1896556, 2370695, 2844834, 4267251, 4741390, 5689668, 7112085, 8534502, 9482780, 14224170, 17069004, 21336255, 28448340, 42672510, 85345020]

約数ペア:

[(1, 85345020), (2, 42672510), (3, 28448340), (4, 21336255), (5, 17069004), (6, 14224170), (9, 9482780), (10, 8534502), (12, 7112085), (15, 5689668), (18, 4741390), (20, 4267251), (30, 2844834), (36, 2370695), (45, 1896556), (60, 1422417), (90, 948278), (180, 474139), (251, 340020), (502, 170010), (753, 113340), (1004, 85005), (1255, 68004), (1506, 56670), (1889, 45180), (2259, 37780), (2510, 34002), (3012, 28335), (3765, 22668), (3778, 22590), (4518, 18890), (5020, 17001), (5667, 15060), (7530, 11334), (7556, 11295), (9036, 9445)]