86371880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{373}}^1\times {\mathrm{827}}^1$

素因数の和:1218

約数の個数: 64

約数和(自身を含む): 222963840

約数和(自身を除く): 136591960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 373, 746, 827, 1492, 1654, 1865, 2611, 2984, 3308, 3730, 4135, 5222, 5789, 6616, 7460, 8270, 10444, 11578, 13055, 14920, 16540, 20888, 23156, 26110, 28945, 33080, 46312, 52220, 57890, 104440, 115780, 231560, 308471, 616942, 1233884, 1542355, 2159297, 2467768, 3084710, 4318594, 6169420, 8637188, 10796485, 12338840, 17274376, 21592970, 43185940, 86371880]

約数ペア:

[(1, 86371880), (2, 43185940), (4, 21592970), (5, 17274376), (7, 12338840), (8, 10796485), (10, 8637188), (14, 6169420), (20, 4318594), (28, 3084710), (35, 2467768), (40, 2159297), (56, 1542355), (70, 1233884), (140, 616942), (280, 308471), (373, 231560), (746, 115780), (827, 104440), (1492, 57890), (1654, 52220), (1865, 46312), (2611, 33080), (2984, 28945), (3308, 26110), (3730, 23156), (4135, 20888), (5222, 16540), (5789, 14920), (6616, 13055), (7460, 11578), (8270, 10444)]