78238916

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{3919}}^1$

素因数の和:3984

約数の個数: 48

約数和(自身を含む): 168591360

約数和(自身を除く): 90352444

約数列:

[1, 2, 4, 7, 14, 23, 28, 31, 46, 62, 92, 124, 161, 217, 322, 434, 644, 713, 868, 1426, 2852, 3919, 4991, 7838, 9982, 15676, 19964, 27433, 54866, 90137, 109732, 121489, 180274, 242978, 360548, 485956, 630959, 850423, 1261918, 1700846, 2523836, 2794247, 3401692, 5588494, 11176988, 19559729, 39119458, 78238916]

約数ペア:

[(1, 78238916), (2, 39119458), (4, 19559729), (7, 11176988), (14, 5588494), (23, 3401692), (28, 2794247), (31, 2523836), (46, 1700846), (62, 1261918), (92, 850423), (124, 630959), (161, 485956), (217, 360548), (322, 242978), (434, 180274), (644, 121489), (713, 109732), (868, 90137), (1426, 54866), (2852, 27433), (3919, 19964), (4991, 15676), (7838, 9982)]