80065890

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{6791}}^1$

素因数の和:6935

約数の個数: 48

約数和(自身を含む): 209791296

約数和(自身を除く): 129725406

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 131, 262, 393, 655, 786, 1179, 1310, 1965, 2358, 3930, 5895, 6791, 11790, 13582, 20373, 33955, 40746, 61119, 67910, 101865, 122238, 203730, 305595, 611190, 889621, 1779242, 2668863, 4448105, 5337726, 8006589, 8896210, 13344315, 16013178, 26688630, 40032945, 80065890]

約数ペア:

[(1, 80065890), (2, 40032945), (3, 26688630), (5, 16013178), (6, 13344315), (9, 8896210), (10, 8006589), (15, 5337726), (18, 4448105), (30, 2668863), (45, 1779242), (90, 889621), (131, 611190), (262, 305595), (393, 203730), (655, 122238), (786, 101865), (1179, 67910), (1310, 61119), (1965, 40746), (2358, 33955), (3930, 20373), (5895, 13582), (6791, 11790)]