80406700

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{1091}}^1$

素因数の和:1183

約数の個数: 72

約数和(自身を含む): 193362624

約数和(自身を除く): 112955924

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 67, 100, 110, 134, 220, 268, 275, 335, 550, 670, 737, 1091, 1100, 1340, 1474, 1675, 2182, 2948, 3350, 3685, 4364, 5455, 6700, 7370, 10910, 12001, 14740, 18425, 21820, 24002, 27275, 36850, 48004, 54550, 60005, 73097, 73700, 109100, 120010, 146194, 240020, 292388, 300025, 365485, 600050, 730970, 804067, 1200100, 1461940, 1608134, 1827425, 3216268, 3654850, 4020335, 7309700, 8040670, 16081340, 20101675, 40203350, 80406700]

約数ペア:

[(1, 80406700), (2, 40203350), (4, 20101675), (5, 16081340), (10, 8040670), (11, 7309700), (20, 4020335), (22, 3654850), (25, 3216268), (44, 1827425), (50, 1608134), (55, 1461940), (67, 1200100), (100, 804067), (110, 730970), (134, 600050), (220, 365485), (268, 300025), (275, 292388), (335, 240020), (550, 146194), (670, 120010), (737, 109100), (1091, 73700), (1100, 73097), (1340, 60005), (1474, 54550), (1675, 48004), (2182, 36850), (2948, 27275), (3350, 24002), (3685, 21820), (4364, 18425), (5455, 14740), (6700, 12001), (7370, 10910)]