81253940

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{6091}}^1$

素因数の和:6152

約数の個数: 48

約数和(自身を含む): 184222080

約数和(自身を除く): 102968140

約数列:

[1, 2, 4, 5, 10, 20, 23, 29, 46, 58, 92, 115, 116, 145, 230, 290, 460, 580, 667, 1334, 2668, 3335, 6091, 6670, 12182, 13340, 24364, 30455, 60910, 121820, 140093, 176639, 280186, 353278, 560372, 700465, 706556, 883195, 1400930, 1766390, 2801860, 3532780, 4062697, 8125394, 16250788, 20313485, 40626970, 81253940]

約数ペア:

[(1, 81253940), (2, 40626970), (4, 20313485), (5, 16250788), (10, 8125394), (20, 4062697), (23, 3532780), (29, 2801860), (46, 1766390), (58, 1400930), (92, 883195), (115, 706556), (116, 700465), (145, 560372), (230, 353278), (290, 280186), (460, 176639), (580, 140093), (667, 121820), (1334, 60910), (2668, 30455), (3335, 24364), (6091, 13340), (6670, 12182)]