87899224

素因数分解:

$2^3\times 7^1\times {\mathrm{43}}^1\times {\mathrm{173}}^1\times {\mathrm{211}}^1$

素因数の和:440

約数の個数: 64

約数和(自身を含む): 194768640

約数和(自身を除く): 106869416

約数列:

[1, 2, 4, 7, 8, 14, 28, 43, 56, 86, 172, 173, 211, 301, 344, 346, 422, 602, 692, 844, 1204, 1211, 1384, 1477, 1688, 2408, 2422, 2954, 4844, 5908, 7439, 9073, 9688, 11816, 14878, 18146, 29756, 36292, 36503, 52073, 59512, 63511, 72584, 73006, 104146, 127022, 146012, 208292, 254044, 255521, 292024, 416584, 508088, 511042, 1022084, 1569629, 2044168, 3139258, 6278516, 10987403, 12557032, 21974806, 43949612, 87899224]

約数ペア:

[(1, 87899224), (2, 43949612), (4, 21974806), (7, 12557032), (8, 10987403), (14, 6278516), (28, 3139258), (43, 2044168), (56, 1569629), (86, 1022084), (172, 511042), (173, 508088), (211, 416584), (301, 292024), (344, 255521), (346, 254044), (422, 208292), (602, 146012), (692, 127022), (844, 104146), (1204, 73006), (1211, 72584), (1384, 63511), (1477, 59512), (1688, 52073), (2408, 36503), (2422, 36292), (2954, 29756), (4844, 18146), (5908, 14878), (7439, 11816), (9073, 9688)]