251110540

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{9419}}^1$

素因数の和:9502

約数の個数: 48

約数和(自身を含む): 557061120

約数和(自身を除く): 305950580

約数列:

[1, 2, 4, 5, 10, 20, 31, 43, 62, 86, 124, 155, 172, 215, 310, 430, 620, 860, 1333, 2666, 5332, 6665, 9419, 13330, 18838, 26660, 37676, 47095, 94190, 188380, 291989, 405017, 583978, 810034, 1167956, 1459945, 1620068, 2025085, 2919890, 4050170, 5839780, 8100340, 12555527, 25111054, 50222108, 62777635, 125555270, 251110540]

約数ペア:

[(1, 251110540), (2, 125555270), (4, 62777635), (5, 50222108), (10, 25111054), (20, 12555527), (31, 8100340), (43, 5839780), (62, 4050170), (86, 2919890), (124, 2025085), (155, 1620068), (172, 1459945), (215, 1167956), (310, 810034), (430, 583978), (620, 405017), (860, 291989), (1333, 188380), (2666, 94190), (5332, 47095), (6665, 37676), (9419, 26660), (13330, 18838)]