1808855950

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{191}}^1\times {\mathrm{257}}^1$

素因数の和:538

約数の個数: 96

約数和(自身を含む): 3759187968

約数和(自身を除く): 1950332018

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 67, 110, 134, 191, 257, 275, 335, 382, 514, 550, 670, 737, 955, 1285, 1474, 1675, 1910, 2101, 2570, 2827, 3350, 3685, 4202, 4775, 5654, 6425, 7370, 9550, 10505, 12797, 12850, 14135, 17219, 18425, 21010, 25594, 28270, 34438, 36850, 49087, 52525, 63985, 70675, 86095, 98174, 105050, 127970, 140767, 141350, 172190, 189409, 245435, 281534, 319925, 378818, 430475, 490870, 539957, 639850, 703835, 860950, 947045, 1079914, 1227175, 1407670, 1894090, 2454350, 2699785, 3288829, 3519175, 4735225, 5399570, 6577658, 7038350, 9470450, 13498925, 16444145, 26997850, 32888290, 36177119, 72354238, 82220725, 164441450, 180885595, 361771190, 904427975, 1808855950]

約数ペア:

[(1, 1808855950), (2, 904427975), (5, 361771190), (10, 180885595), (11, 164441450), (22, 82220725), (25, 72354238), (50, 36177119), (55, 32888290), (67, 26997850), (110, 16444145), (134, 13498925), (191, 9470450), (257, 7038350), (275, 6577658), (335, 5399570), (382, 4735225), (514, 3519175), (550, 3288829), (670, 2699785), (737, 2454350), (955, 1894090), (1285, 1407670), (1474, 1227175), (1675, 1079914), (1910, 947045), (2101, 860950), (2570, 703835), (2827, 639850), (3350, 539957), (3685, 490870), (4202, 430475), (4775, 378818), (5654, 319925), (6425, 281534), (7370, 245435), (9550, 189409), (10505, 172190), (12797, 141350), (12850, 140767), (14135, 127970), (17219, 105050), (18425, 98174), (21010, 86095), (25594, 70675), (28270, 63985), (34438, 52525), (36850, 49087)]