128997075

素因数分解:

$3^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{127}}^1\times {\mathrm{467}}^1$

素因数の和:636

約数の個数: 48

約数和(自身を含む): 222842880

約数和(自身を除く): 93845805

約数列:

[1, 3, 5, 15, 25, 29, 75, 87, 127, 145, 381, 435, 467, 635, 725, 1401, 1905, 2175, 2335, 3175, 3683, 7005, 9525, 11049, 11675, 13543, 18415, 35025, 40629, 55245, 59309, 67715, 92075, 177927, 203145, 276225, 296545, 338575, 889635, 1015725, 1482725, 1719961, 4448175, 5159883, 8599805, 25799415, 42999025, 128997075]

約数ペア:

[(1, 128997075), (3, 42999025), (5, 25799415), (15, 8599805), (25, 5159883), (29, 4448175), (75, 1719961), (87, 1482725), (127, 1015725), (145, 889635), (381, 338575), (435, 296545), (467, 276225), (635, 203145), (725, 177927), (1401, 92075), (1905, 67715), (2175, 59309), (2335, 55245), (3175, 40629), (3683, 35025), (7005, 18415), (9525, 13543), (11049, 11675)]