81754688

素因数分解:

$2^6\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{463}}^1$

素因数の和:595

約数の個数: 56

約数和(自身を含む): 169712640

約数和(自身を除く): 87957952

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 89, 124, 178, 248, 356, 463, 496, 712, 926, 992, 1424, 1852, 1984, 2759, 2848, 3704, 5518, 5696, 7408, 11036, 14353, 14816, 22072, 28706, 29632, 41207, 44144, 57412, 82414, 88288, 114824, 164828, 176576, 229648, 329656, 459296, 659312, 918592, 1277417, 1318624, 2554834, 2637248, 5109668, 10219336, 20438672, 40877344, 81754688]

約数ペア:

[(1, 81754688), (2, 40877344), (4, 20438672), (8, 10219336), (16, 5109668), (31, 2637248), (32, 2554834), (62, 1318624), (64, 1277417), (89, 918592), (124, 659312), (178, 459296), (248, 329656), (356, 229648), (463, 176576), (496, 164828), (712, 114824), (926, 88288), (992, 82414), (1424, 57412), (1852, 44144), (1984, 41207), (2759, 29632), (2848, 28706), (3704, 22072), (5518, 14816), (5696, 14353), (7408, 11036)]