20125094860

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{77404211}}^1$

素因数の和:77404233

約数の個数: 24

約数和(自身を含む): 45513676656

約数和(自身を除く): 25388581796

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 77404211, 154808422, 309616844, 387021055, 774042110, 1006254743, 1548084220, 2012509486, 4025018972, 5031273715, 10062547430, 20125094860]

約数ペア:

[(1, 20125094860), (2, 10062547430), (4, 5031273715), (5, 4025018972), (10, 2012509486), (13, 1548084220), (20, 1006254743), (26, 774042110), (52, 387021055), (65, 309616844), (130, 154808422), (260, 77404211)]