18859834250

素因数分解:

$2^1\times 5^3\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{739}}^1$

素因数の和:913

約数の個数: 128

約数和(自身を含む): 37901260800

約数和(自身を除く): 19041426550

約数列:

[1, 2, 5, 10, 25, 31, 37, 50, 62, 74, 89, 125, 155, 178, 185, 250, 310, 370, 445, 739, 775, 890, 925, 1147, 1478, 1550, 1850, 2225, 2294, 2759, 3293, 3695, 3875, 4450, 4625, 5518, 5735, 6586, 7390, 7750, 9250, 11125, 11470, 13795, 16465, 18475, 22250, 22909, 27343, 27590, 28675, 32930, 36950, 45818, 54686, 57350, 65771, 68975, 82325, 92375, 102083, 114545, 131542, 136715, 137950, 143375, 164650, 184750, 204166, 229090, 273430, 286750, 328855, 344875, 411625, 510415, 572725, 657710, 683575, 689750, 823250, 847633, 1020830, 1145450, 1367150, 1644275, 1695266, 2038901, 2433527, 2552075, 2863625, 3288550, 3417875, 4077802, 4238165, 4867054, 5104150, 5727250, 6835750, 8221375, 8476330, 10194505, 12167635, 12760375, 16442750, 20389010, 21190825, 24335270, 25520750, 42381650, 50972525, 60838175, 75439337, 101945050, 105954125, 121676350, 150878674, 211908250, 254862625, 304190875, 377196685, 509725250, 608381750, 754393370, 1885983425, 3771966850, 9429917125, 18859834250]

約数ペア:

[(1, 18859834250), (2, 9429917125), (5, 3771966850), (10, 1885983425), (25, 754393370), (31, 608381750), (37, 509725250), (50, 377196685), (62, 304190875), (74, 254862625), (89, 211908250), (125, 150878674), (155, 121676350), (178, 105954125), (185, 101945050), (250, 75439337), (310, 60838175), (370, 50972525), (445, 42381650), (739, 25520750), (775, 24335270), (890, 21190825), (925, 20389010), (1147, 16442750), (1478, 12760375), (1550, 12167635), (1850, 10194505), (2225, 8476330), (2294, 8221375), (2759, 6835750), (3293, 5727250), (3695, 5104150), (3875, 4867054), (4450, 4238165), (4625, 4077802), (5518, 3417875), (5735, 3288550), (6586, 2863625), (7390, 2552075), (7750, 2433527), (9250, 2038901), (11125, 1695266), (11470, 1644275), (13795, 1367150), (16465, 1145450), (18475, 1020830), (22250, 847633), (22909, 823250), (27343, 689750), (27590, 683575), (28675, 657710), (32930, 572725), (36950, 510415), (45818, 411625), (54686, 344875), (57350, 328855), (65771, 286750), (68975, 273430), (82325, 229090), (92375, 204166), (102083, 184750), (114545, 164650), (131542, 143375), (136715, 137950)]