15853995280

素因数分解:

$2^4\times 5^1\times {\mathrm{139}}^1\times {\mathrm{277}}^1\times {\mathrm{5147}}^1$

素因数の和:5576

約数の個数: 80

約数和(自身を含む): 37266989760

約数和(自身を除く): 21412994480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 139, 277, 278, 554, 556, 695, 1108, 1112, 1385, 1390, 2216, 2224, 2770, 2780, 4432, 5147, 5540, 5560, 10294, 11080, 11120, 20588, 22160, 25735, 38503, 41176, 51470, 77006, 82352, 102940, 154012, 192515, 205880, 308024, 385030, 411760, 616048, 715433, 770060, 1425719, 1430866, 1540120, 2851438, 2861732, 3080240, 3577165, 5702876, 5723464, 7128595, 7154330, 11405752, 11446928, 14257190, 14308660, 22811504, 28514380, 28617320, 57028760, 57234640, 114057520, 198174941, 396349882, 792699764, 990874705, 1585399528, 1981749410, 3170799056, 3963498820, 7926997640, 15853995280]

約数ペア:

[(1, 15853995280), (2, 7926997640), (4, 3963498820), (5, 3170799056), (8, 1981749410), (10, 1585399528), (16, 990874705), (20, 792699764), (40, 396349882), (80, 198174941), (139, 114057520), (277, 57234640), (278, 57028760), (554, 28617320), (556, 28514380), (695, 22811504), (1108, 14308660), (1112, 14257190), (1385, 11446928), (1390, 11405752), (2216, 7154330), (2224, 7128595), (2770, 5723464), (2780, 5702876), (4432, 3577165), (5147, 3080240), (5540, 2861732), (5560, 2851438), (10294, 1540120), (11080, 1430866), (11120, 1425719), (20588, 770060), (22160, 715433), (25735, 616048), (38503, 411760), (41176, 385030), (51470, 308024), (77006, 205880), (82352, 192515), (102940, 154012)]