30980850

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{71}}^1\times {\mathrm{2909}}^1$

素因数の和:2995

約数の個数: 48

約数和(自身を含む): 77941440

約数和(自身を除く): 46960590

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 71, 75, 142, 150, 213, 355, 426, 710, 1065, 1775, 2130, 2909, 3550, 5325, 5818, 8727, 10650, 14545, 17454, 29090, 43635, 72725, 87270, 145450, 206539, 218175, 413078, 436350, 619617, 1032695, 1239234, 2065390, 3098085, 5163475, 6196170, 10326950, 15490425, 30980850]

約数ペア:

[(1, 30980850), (2, 15490425), (3, 10326950), (5, 6196170), (6, 5163475), (10, 3098085), (15, 2065390), (25, 1239234), (30, 1032695), (50, 619617), (71, 436350), (75, 413078), (142, 218175), (150, 206539), (213, 145450), (355, 87270), (426, 72725), (710, 43635), (1065, 29090), (1775, 17454), (2130, 14545), (2909, 10650), (3550, 8727), (5325, 5818)]