249524270

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{18719}}^1$

素因数の和:18800

約数の個数: 32

約数和(自身を含む): 474439680

約数和(自身を除く): 224915410

約数列:

[1, 2, 5, 10, 31, 43, 62, 86, 155, 215, 310, 430, 1333, 2666, 6665, 13330, 18719, 37438, 93595, 187190, 580289, 804917, 1160578, 1609834, 2901445, 4024585, 5802890, 8049170, 24952427, 49904854, 124762135, 249524270]

約数ペア:

[(1, 249524270), (2, 124762135), (5, 49904854), (10, 24952427), (31, 8049170), (43, 5802890), (62, 4024585), (86, 2901445), (155, 1609834), (215, 1160578), (310, 804917), (430, 580289), (1333, 187190), (2666, 93595), (6665, 37438), (13330, 18719)]