25981696

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{211}}^1$

素因数の和:277

約数の個数: 72

約数和(自身を含む): 57632624

約数和(自身を除く): 31650928

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 37, 52, 64, 74, 104, 128, 148, 208, 211, 256, 296, 416, 422, 481, 592, 832, 844, 962, 1184, 1664, 1688, 1924, 2368, 2743, 3328, 3376, 3848, 4736, 5486, 6752, 7696, 7807, 9472, 10972, 13504, 15392, 15614, 21944, 27008, 30784, 31228, 43888, 54016, 61568, 62456, 87776, 101491, 123136, 124912, 175552, 202982, 249824, 351104, 405964, 499648, 702208, 811928, 999296, 1623856, 1998592, 3247712, 6495424, 12990848, 25981696]

約数ペア:

[(1, 25981696), (2, 12990848), (4, 6495424), (8, 3247712), (13, 1998592), (16, 1623856), (26, 999296), (32, 811928), (37, 702208), (52, 499648), (64, 405964), (74, 351104), (104, 249824), (128, 202982), (148, 175552), (208, 124912), (211, 123136), (256, 101491), (296, 87776), (416, 62456), (422, 61568), (481, 54016), (592, 43888), (832, 31228), (844, 30784), (962, 27008), (1184, 21944), (1664, 15614), (1688, 15392), (1924, 13504), (2368, 10972), (2743, 9472), (3328, 7807), (3376, 7696), (3848, 6752), (4736, 5486)]