31257376

素因数分解:

$2^5\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{239}}^1$

素因数の和:377

約数の個数: 48

約数和(自身を含む): 63745920

約数和(自身を除く): 32488544

約数列:

[1, 2, 4, 8, 16, 32, 61, 67, 122, 134, 239, 244, 268, 478, 488, 536, 956, 976, 1072, 1912, 1952, 2144, 3824, 4087, 7648, 8174, 14579, 16013, 16348, 29158, 32026, 32696, 58316, 64052, 65392, 116632, 128104, 130784, 233264, 256208, 466528, 512416, 976793, 1953586, 3907172, 7814344, 15628688, 31257376]

約数ペア:

[(1, 31257376), (2, 15628688), (4, 7814344), (8, 3907172), (16, 1953586), (32, 976793), (61, 512416), (67, 466528), (122, 256208), (134, 233264), (239, 130784), (244, 128104), (268, 116632), (478, 65392), (488, 64052), (536, 58316), (956, 32696), (976, 32026), (1072, 29158), (1912, 16348), (1952, 16013), (2144, 14579), (3824, 8174), (4087, 7648)]