71065950

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^2$

素因数の和:123

約数の個数: 144

約数和(自身を含む): 199473840

約数和(自身を除く): 128407890

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 25, 29, 30, 31, 34, 50, 51, 58, 62, 75, 85, 87, 93, 102, 145, 150, 155, 170, 174, 186, 255, 290, 310, 425, 435, 465, 493, 510, 527, 725, 775, 850, 870, 899, 930, 961, 986, 1054, 1275, 1450, 1479, 1550, 1581, 1798, 1922, 2175, 2325, 2465, 2550, 2635, 2697, 2883, 2958, 3162, 4350, 4495, 4650, 4805, 4930, 5270, 5394, 5766, 7395, 7905, 8990, 9610, 12325, 13175, 13485, 14415, 14790, 15283, 15810, 16337, 22475, 24025, 24650, 26350, 26970, 27869, 28830, 30566, 32674, 36975, 39525, 44950, 45849, 48050, 49011, 55738, 67425, 72075, 73950, 76415, 79050, 81685, 83607, 91698, 98022, 134850, 139345, 144150, 152830, 163370, 167214, 229245, 245055, 278690, 382075, 408425, 418035, 458490, 473773, 490110, 696725, 764150, 816850, 836070, 947546, 1146225, 1225275, 1393450, 1421319, 2090175, 2292450, 2368865, 2450550, 2842638, 4180350, 4737730, 7106595, 11844325, 14213190, 23688650, 35532975, 71065950]

約数ペア:

[(1, 71065950), (2, 35532975), (3, 23688650), (5, 14213190), (6, 11844325), (10, 7106595), (15, 4737730), (17, 4180350), (25, 2842638), (29, 2450550), (30, 2368865), (31, 2292450), (34, 2090175), (50, 1421319), (51, 1393450), (58, 1225275), (62, 1146225), (75, 947546), (85, 836070), (87, 816850), (93, 764150), (102, 696725), (145, 490110), (150, 473773), (155, 458490), (170, 418035), (174, 408425), (186, 382075), (255, 278690), (290, 245055), (310, 229245), (425, 167214), (435, 163370), (465, 152830), (493, 144150), (510, 139345), (527, 134850), (725, 98022), (775, 91698), (850, 83607), (870, 81685), (899, 79050), (930, 76415), (961, 73950), (986, 72075), (1054, 67425), (1275, 55738), (1450, 49011), (1479, 48050), (1550, 45849), (1581, 44950), (1798, 39525), (1922, 36975), (2175, 32674), (2325, 30566), (2465, 28830), (2550, 27869), (2635, 26970), (2697, 26350), (2883, 24650), (2958, 24025), (3162, 22475), (4350, 16337), (4495, 15810), (4650, 15283), (4805, 14790), (4930, 14415), (5270, 13485), (5394, 13175), (5766, 12325), (7395, 9610), (7905, 8990)]