78412763728

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{449}}^1\times {\mathrm{839609}}^1$

素因数の和:840079

約数の個数: 40

約数和(自身を含む): 163975833000

約数和(自身を除く): 85563069272

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 449, 898, 1796, 3592, 5837, 7184, 11674, 23348, 46696, 93392, 839609, 1679218, 3358436, 6716872, 10914917, 13433744, 21829834, 43659668, 87319336, 174638672, 376984441, 753968882, 1507937764, 3015875528, 4900797733, 6031751056, 9801595466, 19603190932, 39206381864, 78412763728]

約数ペア:

[(1, 78412763728), (2, 39206381864), (4, 19603190932), (8, 9801595466), (13, 6031751056), (16, 4900797733), (26, 3015875528), (52, 1507937764), (104, 753968882), (208, 376984441), (449, 174638672), (898, 87319336), (1796, 43659668), (3592, 21829834), (5837, 13433744), (7184, 10914917), (11674, 6716872), (23348, 3358436), (46696, 1679218), (93392, 839609)]