245854705

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{101}}^1\times {\mathrm{347}}^1$

素因数の和:537

約数の個数: 32

約数和(自身を含む): 316908288

約数和(自身を除く): 71053583

約数列:

[1, 5, 23, 61, 101, 115, 305, 347, 505, 1403, 1735, 2323, 6161, 7015, 7981, 11615, 21167, 30805, 35047, 39905, 105835, 141703, 175235, 486841, 708515, 806081, 2137867, 2434205, 4030405, 10689335, 49170941, 245854705]

約数ペア:

[(1, 245854705), (5, 49170941), (23, 10689335), (61, 4030405), (101, 2434205), (115, 2137867), (305, 806081), (347, 708515), (505, 486841), (1403, 175235), (1735, 141703), (2323, 105835), (6161, 39905), (7015, 35047), (7981, 30805), (11615, 21167)]