87412808

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{1171}}^1$

素因数の和:1258

約数の個数: 64

約数和(自身を含む): 198021120

約数和(自身を除く): 110608312

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 43, 56, 62, 86, 124, 172, 217, 248, 301, 344, 434, 602, 868, 1171, 1204, 1333, 1736, 2342, 2408, 2666, 4684, 5332, 8197, 9331, 9368, 10664, 16394, 18662, 32788, 36301, 37324, 50353, 65576, 72602, 74648, 100706, 145204, 201412, 254107, 290408, 352471, 402824, 508214, 704942, 1016428, 1409884, 1560943, 2032856, 2819768, 3121886, 6243772, 10926601, 12487544, 21853202, 43706404, 87412808]

約数ペア:

[(1, 87412808), (2, 43706404), (4, 21853202), (7, 12487544), (8, 10926601), (14, 6243772), (28, 3121886), (31, 2819768), (43, 2032856), (56, 1560943), (62, 1409884), (86, 1016428), (124, 704942), (172, 508214), (217, 402824), (248, 352471), (301, 290408), (344, 254107), (434, 201412), (602, 145204), (868, 100706), (1171, 74648), (1204, 72602), (1333, 65576), (1736, 50353), (2342, 37324), (2408, 36301), (2666, 32788), (4684, 18662), (5332, 16394), (8197, 10664), (9331, 9368)]