30897952

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{571}}^1$

素因数の和:689

約数の個数: 48

約数和(自身を含む): 64864800

約数和(自身を除く): 33966848

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 89, 152, 178, 304, 356, 571, 608, 712, 1142, 1424, 1691, 2284, 2848, 3382, 4568, 6764, 9136, 10849, 13528, 18272, 21698, 27056, 43396, 50819, 54112, 86792, 101638, 173584, 203276, 347168, 406552, 813104, 965561, 1626208, 1931122, 3862244, 7724488, 15448976, 30897952]

約数ペア:

[(1, 30897952), (2, 15448976), (4, 7724488), (8, 3862244), (16, 1931122), (19, 1626208), (32, 965561), (38, 813104), (76, 406552), (89, 347168), (152, 203276), (178, 173584), (304, 101638), (356, 86792), (571, 54112), (608, 50819), (712, 43396), (1142, 27056), (1424, 21698), (1691, 18272), (2284, 13528), (2848, 10849), (3382, 9136), (4568, 6764)]