15677728685

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{139}}^1\times {\mathrm{20123}}^1$

素因数の和:20345

約数の個数: 32

約数和(自身を含む): 20284992000

約数和(自身を除く): 4607263315

約数列:

[1, 5, 19, 59, 95, 139, 295, 695, 1121, 2641, 5605, 8201, 13205, 20123, 41005, 100615, 155819, 382337, 779095, 1187257, 1911685, 2797097, 5936285, 13985485, 22557883, 53144843, 112789415, 165028723, 265724215, 825143615, 3135545737, 15677728685]

約数ペア:

[(1, 15677728685), (5, 3135545737), (19, 825143615), (59, 265724215), (95, 165028723), (139, 112789415), (295, 53144843), (695, 22557883), (1121, 13985485), (2641, 5936285), (5605, 2797097), (8201, 1911685), (13205, 1187257), (20123, 779095), (41005, 382337), (100615, 155819)]