154407455

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{139}}^1\times {\mathrm{163}}^1$

素因数の和:383

約数の個数: 32

約数和(自身を含む): 198374400

約数和(自身を除く): 43966945

約数列:

[1, 5, 29, 47, 139, 145, 163, 235, 695, 815, 1363, 4031, 4727, 6533, 6815, 7661, 20155, 22657, 23635, 32665, 38305, 113285, 189457, 222169, 657053, 947285, 1064879, 1110845, 3285265, 5324395, 30881491, 154407455]

約数ペア:

[(1, 154407455), (5, 30881491), (29, 5324395), (47, 3285265), (139, 1110845), (145, 1064879), (163, 947285), (235, 657053), (695, 222169), (815, 189457), (1363, 113285), (4031, 38305), (4727, 32665), (6533, 23635), (6815, 22657), (7661, 20155)]