86916560

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{347}}^1$

素因数の和:492

約数の個数: 80

約数和(自身を含む): 211272192

約数和(自身を除く): 124355632

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 101, 124, 155, 202, 248, 310, 347, 404, 496, 505, 620, 694, 808, 1010, 1240, 1388, 1616, 1735, 2020, 2480, 2776, 3131, 3470, 4040, 5552, 6262, 6940, 8080, 10757, 12524, 13880, 15655, 21514, 25048, 27760, 31310, 35047, 43028, 50096, 53785, 62620, 70094, 86056, 107570, 125240, 140188, 172112, 175235, 215140, 250480, 280376, 350470, 430280, 560752, 700940, 860560, 1086457, 1401880, 2172914, 2803760, 4345828, 5432285, 8691656, 10864570, 17383312, 21729140, 43458280, 86916560]

約数ペア:

[(1, 86916560), (2, 43458280), (4, 21729140), (5, 17383312), (8, 10864570), (10, 8691656), (16, 5432285), (20, 4345828), (31, 2803760), (40, 2172914), (62, 1401880), (80, 1086457), (101, 860560), (124, 700940), (155, 560752), (202, 430280), (248, 350470), (310, 280376), (347, 250480), (404, 215140), (496, 175235), (505, 172112), (620, 140188), (694, 125240), (808, 107570), (1010, 86056), (1240, 70094), (1388, 62620), (1616, 53785), (1735, 50096), (2020, 43028), (2480, 35047), (2776, 31310), (3131, 27760), (3470, 25048), (4040, 21514), (5552, 15655), (6262, 13880), (6940, 12524), (8080, 10757)]