87944080

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{1619}}^1$

素因数の和:1736

約数の個数: 80

約数和(自身を含む): 236234880

約数和(自身を除く): 148290800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 97, 112, 140, 194, 280, 388, 485, 560, 679, 776, 970, 1358, 1552, 1619, 1940, 2716, 3238, 3395, 3880, 5432, 6476, 6790, 7760, 8095, 10864, 11333, 12952, 13580, 16190, 22666, 25904, 27160, 32380, 45332, 54320, 56665, 64760, 90664, 113330, 129520, 157043, 181328, 226660, 314086, 453320, 628172, 785215, 906640, 1099301, 1256344, 1570430, 2198602, 2512688, 3140860, 4397204, 5496505, 6281720, 8794408, 10993010, 12563440, 17588816, 21986020, 43972040, 87944080]

約数ペア:

[(1, 87944080), (2, 43972040), (4, 21986020), (5, 17588816), (7, 12563440), (8, 10993010), (10, 8794408), (14, 6281720), (16, 5496505), (20, 4397204), (28, 3140860), (35, 2512688), (40, 2198602), (56, 1570430), (70, 1256344), (80, 1099301), (97, 906640), (112, 785215), (140, 628172), (194, 453320), (280, 314086), (388, 226660), (485, 181328), (560, 157043), (679, 129520), (776, 113330), (970, 90664), (1358, 64760), (1552, 56665), (1619, 54320), (1940, 45332), (2716, 32380), (3238, 27160), (3395, 25904), (3880, 22666), (5432, 16190), (6476, 13580), (6790, 12952), (7760, 11333), (8095, 10864)]