90170968

素因数分解:

$2^3\times {\mathrm{131}}^1\times {\mathrm{139}}^1\times {\mathrm{619}}^1$

素因数の和:895

約数の個数: 32

約数和(自身を含む): 171864000

約数和(自身を除く): 81693032

約数列:

[1, 2, 4, 8, 131, 139, 262, 278, 524, 556, 619, 1048, 1112, 1238, 2476, 4952, 18209, 36418, 72836, 81089, 86041, 145672, 162178, 172082, 324356, 344164, 648712, 688328, 11271371, 22542742, 45085484, 90170968]

約数ペア:

[(1, 90170968), (2, 45085484), (4, 22542742), (8, 11271371), (131, 688328), (139, 648712), (262, 344164), (278, 324356), (524, 172082), (556, 162178), (619, 145672), (1048, 86041), (1112, 81089), (1238, 72836), (2476, 36418), (4952, 18209)]