2018348750

素因数分解:

$2^1\times 5^4\times {\mathrm{11}}^1\times {\mathrm{229}}^1\times {\mathrm{641}}^1$

素因数の和:903

約数の個数: 80

約数和(自身を含む): 4151608560

約数和(自身を除く): 2133259810

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 125, 229, 250, 275, 458, 550, 625, 641, 1145, 1250, 1282, 1375, 2290, 2519, 2750, 3205, 5038, 5725, 6410, 6875, 7051, 11450, 12595, 13750, 14102, 16025, 25190, 28625, 32050, 35255, 57250, 62975, 70510, 80125, 125950, 143125, 146789, 160250, 176275, 286250, 293578, 314875, 352550, 400625, 629750, 733945, 801250, 881375, 1467890, 1574375, 1614679, 1762750, 3148750, 3229358, 3669725, 4406875, 7339450, 8073395, 8813750, 16146790, 18348625, 36697250, 40366975, 80733950, 91743125, 183486250, 201834875, 403669750, 1009174375, 2018348750]

約数ペア:

[(1, 2018348750), (2, 1009174375), (5, 403669750), (10, 201834875), (11, 183486250), (22, 91743125), (25, 80733950), (50, 40366975), (55, 36697250), (110, 18348625), (125, 16146790), (229, 8813750), (250, 8073395), (275, 7339450), (458, 4406875), (550, 3669725), (625, 3229358), (641, 3148750), (1145, 1762750), (1250, 1614679), (1282, 1574375), (1375, 1467890), (2290, 881375), (2519, 801250), (2750, 733945), (3205, 629750), (5038, 400625), (5725, 352550), (6410, 314875), (6875, 293578), (7051, 286250), (11450, 176275), (12595, 160250), (13750, 146789), (14102, 143125), (16025, 125950), (25190, 80125), (28625, 70510), (32050, 62975), (35255, 57250)]