87320450

素因数分解:

$2^1\times 5^2\times 7^2\times {\mathrm{29}}^1\times {\mathrm{1229}}^1$

素因数の和:1284

約数の個数: 72

約数和(自身を含む): 195606900

約数和(自身を除く): 108286450

約数列:

[1, 2, 5, 7, 10, 14, 25, 29, 35, 49, 50, 58, 70, 98, 145, 175, 203, 245, 290, 350, 406, 490, 725, 1015, 1225, 1229, 1421, 1450, 2030, 2450, 2458, 2842, 5075, 6145, 7105, 8603, 10150, 12290, 14210, 17206, 30725, 35525, 35641, 43015, 60221, 61450, 71050, 71282, 86030, 120442, 178205, 215075, 249487, 301105, 356410, 430150, 498974, 602210, 891025, 1247435, 1505525, 1746409, 1782050, 2494870, 3011050, 3492818, 6237175, 8732045, 12474350, 17464090, 43660225, 87320450]

約数ペア:

[(1, 87320450), (2, 43660225), (5, 17464090), (7, 12474350), (10, 8732045), (14, 6237175), (25, 3492818), (29, 3011050), (35, 2494870), (49, 1782050), (50, 1746409), (58, 1505525), (70, 1247435), (98, 891025), (145, 602210), (175, 498974), (203, 430150), (245, 356410), (290, 301105), (350, 249487), (406, 215075), (490, 178205), (725, 120442), (1015, 86030), (1225, 71282), (1229, 71050), (1421, 61450), (1450, 60221), (2030, 43015), (2450, 35641), (2458, 35525), (2842, 30725), (5075, 17206), (6145, 14210), (7105, 12290), (8603, 10150)]