71318768

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{4507}}^1$

素因数の和:4581

約数の個数: 40

約数和(自身を含む): 147573888

約数和(自身を除く): 76255120

約数列:

[1, 2, 4, 8, 16, 23, 43, 46, 86, 92, 172, 184, 344, 368, 688, 989, 1978, 3956, 4507, 7912, 9014, 15824, 18028, 36056, 72112, 103661, 193801, 207322, 387602, 414644, 775204, 829288, 1550408, 1658576, 3100816, 4457423, 8914846, 17829692, 35659384, 71318768]

約数ペア:

[(1, 71318768), (2, 35659384), (4, 17829692), (8, 8914846), (16, 4457423), (23, 3100816), (43, 1658576), (46, 1550408), (86, 829288), (92, 775204), (172, 414644), (184, 387602), (344, 207322), (368, 193801), (688, 103661), (989, 72112), (1978, 36056), (3956, 18028), (4507, 15824), (7912, 9014)]