78468290

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{167}}^1\times {\mathrm{2473}}^1$

素因数の和:2666

約数の個数: 32

約数和(自身を含む): 149627520

約数和(自身を除く): 71159230

約数列:

[1, 2, 5, 10, 19, 38, 95, 167, 190, 334, 835, 1670, 2473, 3173, 4946, 6346, 12365, 15865, 24730, 31730, 46987, 93974, 234935, 412991, 469870, 825982, 2064955, 4129910, 7846829, 15693658, 39234145, 78468290]

約数ペア:

[(1, 78468290), (2, 39234145), (5, 15693658), (10, 7846829), (19, 4129910), (38, 2064955), (95, 825982), (167, 469870), (190, 412991), (334, 234935), (835, 93974), (1670, 46987), (2473, 31730), (3173, 24730), (4946, 15865), (6346, 12365)]