68579440

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{27653}}^1$

素因数の和:27697

約数の個数: 40

約数和(自身を含む): 164596608

約数和(自身を除く): 96017168

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 27653, 55306, 110612, 138265, 221224, 276530, 442448, 553060, 857243, 1106120, 1714486, 2212240, 3428972, 4286215, 6857944, 8572430, 13715888, 17144860, 34289720, 68579440]

約数ペア:

[(1, 68579440), (2, 34289720), (4, 17144860), (5, 13715888), (8, 8572430), (10, 6857944), (16, 4286215), (20, 3428972), (31, 2212240), (40, 1714486), (62, 1106120), (80, 857243), (124, 553060), (155, 442448), (248, 276530), (310, 221224), (496, 138265), (620, 110612), (1240, 55306), (2480, 27653)]