80149725

素因数分解:

$3^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{11491}}^1$

素因数の和:11538

約数の個数: 36

約数和(自身を含む): 148200832

約数和(自身を除く): 68051107

約数列:

[1, 3, 5, 9, 15, 25, 31, 45, 75, 93, 155, 225, 279, 465, 775, 1395, 2325, 6975, 11491, 34473, 57455, 103419, 172365, 287275, 356221, 517095, 861825, 1068663, 1781105, 2585475, 3205989, 5343315, 8905525, 16029945, 26716575, 80149725]

約数ペア:

[(1, 80149725), (3, 26716575), (5, 16029945), (9, 8905525), (15, 5343315), (25, 3205989), (31, 2585475), (45, 1781105), (75, 1068663), (93, 861825), (155, 517095), (225, 356221), (279, 287275), (465, 172365), (775, 103419), (1395, 57455), (2325, 34473), (6975, 11491)]