53327440

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{21503}}^1$

素因数の和:21547

約数の個数: 40

約数和(自身を含む): 127991808

約数和(自身を除く): 74664368

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 21503, 43006, 86012, 107515, 172024, 215030, 344048, 430060, 666593, 860120, 1333186, 1720240, 2666372, 3332965, 5332744, 6665930, 10665488, 13331860, 26663720, 53327440]

約数ペア:

[(1, 53327440), (2, 26663720), (4, 13331860), (5, 10665488), (8, 6665930), (10, 5332744), (16, 3332965), (20, 2666372), (31, 1720240), (40, 1333186), (62, 860120), (80, 666593), (124, 430060), (155, 344048), (248, 215030), (310, 172024), (496, 107515), (620, 86012), (1240, 43006), (2480, 21503)]