64453688

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{607}}^1\times {\mathrm{1021}}^1$

素因数の和:1647

約数の個数: 32

約数和(自身を含む): 130488960

約数和(自身を除く): 66035272

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 607, 1021, 1214, 2042, 2428, 4084, 4856, 7891, 8168, 13273, 15782, 26546, 31564, 53092, 63128, 106184, 619747, 1239494, 2478988, 4957976, 8056711, 16113422, 32226844, 64453688]

約数ペア:

[(1, 64453688), (2, 32226844), (4, 16113422), (8, 8056711), (13, 4957976), (26, 2478988), (52, 1239494), (104, 619747), (607, 106184), (1021, 63128), (1214, 53092), (2042, 31564), (2428, 26546), (4084, 15782), (4856, 13273), (7891, 8168)]