2016091975

素因数分解:

$5^2\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{947}}^1$

素因数の和:1096

約数の個数: 48

約数和(自身を含む): 2685828096

約数和(自身を除く): 669736121

約数列:

[1, 5, 25, 31, 41, 67, 155, 205, 335, 775, 947, 1025, 1271, 1675, 2077, 2747, 4735, 6355, 10385, 13735, 23675, 29357, 31775, 38827, 51925, 63449, 68675, 85157, 146785, 194135, 317245, 425785, 733925, 970675, 1203637, 1586225, 1966919, 2128925, 2601409, 6018185, 9834595, 13007045, 30090925, 49172975, 65035225, 80643679, 403218395, 2016091975]

約数ペア:

[(1, 2016091975), (5, 403218395), (25, 80643679), (31, 65035225), (41, 49172975), (67, 30090925), (155, 13007045), (205, 9834595), (335, 6018185), (775, 2601409), (947, 2128925), (1025, 1966919), (1271, 1586225), (1675, 1203637), (2077, 970675), (2747, 733925), (4735, 425785), (6355, 317245), (10385, 194135), (13735, 146785), (23675, 85157), (29357, 68675), (31775, 63449), (38827, 51925)]