80498210

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{251}}^1\times {\mathrm{2467}}^1$

素因数の和:2738

約数の個数: 32

約数和(自身を含む): 156727872

約数和(自身を除く): 76229662

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 251, 502, 1255, 2467, 2510, 3263, 4934, 6526, 12335, 16315, 24670, 32071, 32630, 64142, 160355, 320710, 619217, 1238434, 3096085, 6192170, 8049821, 16099642, 40249105, 80498210]

約数ペア:

[(1, 80498210), (2, 40249105), (5, 16099642), (10, 8049821), (13, 6192170), (26, 3096085), (65, 1238434), (130, 619217), (251, 320710), (502, 160355), (1255, 64142), (2467, 32630), (2510, 32071), (3263, 24670), (4934, 16315), (6526, 12335)]