81529896

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{6143}}^1$

素因数の和:6238

約数の個数: 64

約数和(自身を含む): 235929600

約数和(自身を除く): 154399704

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 79, 84, 158, 168, 237, 316, 474, 553, 632, 948, 1106, 1659, 1896, 2212, 3318, 4424, 6143, 6636, 12286, 13272, 18429, 24572, 36858, 43001, 49144, 73716, 86002, 129003, 147432, 172004, 258006, 344008, 485297, 516012, 970594, 1032024, 1455891, 1941188, 2911782, 3397079, 3882376, 5823564, 6794158, 10191237, 11647128, 13588316, 20382474, 27176632, 40764948, 81529896]

約数ペア:

[(1, 81529896), (2, 40764948), (3, 27176632), (4, 20382474), (6, 13588316), (7, 11647128), (8, 10191237), (12, 6794158), (14, 5823564), (21, 3882376), (24, 3397079), (28, 2911782), (42, 1941188), (56, 1455891), (79, 1032024), (84, 970594), (158, 516012), (168, 485297), (237, 344008), (316, 258006), (474, 172004), (553, 147432), (632, 129003), (948, 86002), (1106, 73716), (1659, 49144), (1896, 43001), (2212, 36858), (3318, 24572), (4424, 18429), (6143, 13272), (6636, 12286)]