39478075

素因数分解:

$5^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1$

素因数の和:141

約数の個数: 72

約数和(自身を含む): 63922992

約数和(自身を除く): 24444917

約数列:

[1, 5, 7, 13, 25, 35, 37, 49, 65, 67, 91, 175, 185, 245, 259, 325, 335, 455, 469, 481, 637, 871, 925, 1225, 1295, 1675, 1813, 2275, 2345, 2405, 2479, 3185, 3283, 3367, 4355, 6097, 6475, 9065, 11725, 12025, 12395, 15925, 16415, 16835, 17353, 21775, 23569, 30485, 32227, 42679, 45325, 61975, 82075, 84175, 86765, 117845, 121471, 152425, 161135, 213395, 225589, 433825, 589225, 607355, 805675, 1066975, 1127945, 1579123, 3036775, 5639725, 7895615, 39478075]

約数ペア:

[(1, 39478075), (5, 7895615), (7, 5639725), (13, 3036775), (25, 1579123), (35, 1127945), (37, 1066975), (49, 805675), (65, 607355), (67, 589225), (91, 433825), (175, 225589), (185, 213395), (245, 161135), (259, 152425), (325, 121471), (335, 117845), (455, 86765), (469, 84175), (481, 82075), (637, 61975), (871, 45325), (925, 42679), (1225, 32227), (1295, 30485), (1675, 23569), (1813, 21775), (2275, 17353), (2345, 16835), (2405, 16415), (2479, 15925), (3185, 12395), (3283, 12025), (3367, 11725), (4355, 9065), (6097, 6475)]