40212185

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{191}}^1$

素因数の和:329

約数の個数: 32

約数和(自身を含む): 54190080

約数和(自身を除く): 13977895

約数列:

[1, 5, 13, 41, 65, 79, 191, 205, 395, 533, 955, 1027, 2483, 2665, 3239, 5135, 7831, 12415, 15089, 16195, 39155, 42107, 75445, 101803, 196157, 210535, 509015, 618649, 980785, 3093245, 8042437, 40212185]

約数ペア:

[(1, 40212185), (5, 8042437), (13, 3093245), (41, 980785), (65, 618649), (79, 509015), (191, 210535), (205, 196157), (395, 101803), (533, 75445), (955, 42107), (1027, 39155), (2483, 16195), (2665, 15089), (3239, 12415), (5135, 7831)]