68578360

素因数分解:

$2^3\times 5^1\times {\mathrm{461}}^1\times {\mathrm{3719}}^1$

素因数の和:4191

約数の個数: 32

約数和(自身を含む): 154677600

約数和(自身を除く): 86099240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 461, 922, 1844, 2305, 3688, 3719, 4610, 7438, 9220, 14876, 18440, 18595, 29752, 37190, 74380, 148760, 1714459, 3428918, 6857836, 8572295, 13715672, 17144590, 34289180, 68578360]

約数ペア:

[(1, 68578360), (2, 34289180), (4, 17144590), (5, 13715672), (8, 8572295), (10, 6857836), (20, 3428918), (40, 1714459), (461, 148760), (922, 74380), (1844, 37190), (2305, 29752), (3688, 18595), (3719, 18440), (4610, 14876), (7438, 9220)]