78232012

素因数分解:

$2^2\times {\mathrm{61}}^1\times {\mathrm{491}}^1\times {\mathrm{653}}^1$

素因数の和:1209

約数の個数: 24

約数和(自身を含む): 139647312

約数和(自身を除く): 61415300

約数列:

[1, 2, 4, 61, 122, 244, 491, 653, 982, 1306, 1964, 2612, 29951, 39833, 59902, 79666, 119804, 159332, 320623, 641246, 1282492, 19558003, 39116006, 78232012]

約数ペア:

[(1, 78232012), (2, 39116006), (4, 19558003), (61, 1282492), (122, 641246), (244, 320623), (491, 159332), (653, 119804), (982, 79666), (1306, 59902), (1964, 39833), (2612, 29951)]