2098485025

素因数分解:

$5^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{313}}^1\times {\mathrm{421}}^1$

素因数の和:771

約数の個数: 72

約数和(自身を含む): 3277982904

約数和(自身を除く): 1179497879

約数列:

[1, 5, 7, 13, 25, 35, 49, 65, 91, 175, 245, 313, 325, 421, 455, 637, 1225, 1565, 2105, 2191, 2275, 2947, 3185, 4069, 5473, 7825, 10525, 10955, 14735, 15337, 15925, 20345, 20629, 27365, 28483, 38311, 54775, 73675, 76685, 101725, 103145, 131773, 136825, 142415, 191555, 199381, 268177, 383425, 515725, 658865, 712075, 922411, 957775, 996905, 1340885, 1713049, 3294325, 4612055, 4984525, 6456877, 6704425, 8565245, 11991343, 23060275, 32284385, 42826225, 59956715, 83939401, 161421925, 299783575, 419697005, 2098485025]

約数ペア:

[(1, 2098485025), (5, 419697005), (7, 299783575), (13, 161421925), (25, 83939401), (35, 59956715), (49, 42826225), (65, 32284385), (91, 23060275), (175, 11991343), (245, 8565245), (313, 6704425), (325, 6456877), (421, 4984525), (455, 4612055), (637, 3294325), (1225, 1713049), (1565, 1340885), (2105, 996905), (2191, 957775), (2275, 922411), (2947, 712075), (3185, 658865), (4069, 515725), (5473, 383425), (7825, 268177), (10525, 199381), (10955, 191555), (14735, 142415), (15337, 136825), (15925, 131773), (20345, 103145), (20629, 101725), (27365, 76685), (28483, 73675), (38311, 54775)]