78614380

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{211}}^1\times {\mathrm{1433}}^1$

素因数の和:1666

約数の個数: 48

約数和(自身を含む): 178756704

約数和(自身を除く): 100142324

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 211, 260, 422, 844, 1055, 1433, 2110, 2743, 2866, 4220, 5486, 5732, 7165, 10972, 13715, 14330, 18629, 27430, 28660, 37258, 54860, 74516, 93145, 186290, 302363, 372580, 604726, 1209452, 1511815, 3023630, 3930719, 6047260, 7861438, 15722876, 19653595, 39307190, 78614380]

約数ペア:

[(1, 78614380), (2, 39307190), (4, 19653595), (5, 15722876), (10, 7861438), (13, 6047260), (20, 3930719), (26, 3023630), (52, 1511815), (65, 1209452), (130, 604726), (211, 372580), (260, 302363), (422, 186290), (844, 93145), (1055, 74516), (1433, 54860), (2110, 37258), (2743, 28660), (2866, 27430), (4220, 18629), (5486, 14330), (5732, 13715), (7165, 10972)]