16647900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{211}}^1\times {\mathrm{263}}^1$

素因数の和:491

約数の個数: 72

約数和(自身を含む): 48580224

約数和(自身を除く): 31932324

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 150, 211, 263, 300, 422, 526, 633, 789, 844, 1052, 1055, 1266, 1315, 1578, 2110, 2532, 2630, 3156, 3165, 3945, 4220, 5260, 5275, 6330, 6575, 7890, 10550, 12660, 13150, 15780, 15825, 19725, 21100, 26300, 31650, 39450, 55493, 63300, 78900, 110986, 166479, 221972, 277465, 332958, 554930, 665916, 832395, 1109860, 1387325, 1664790, 2774650, 3329580, 4161975, 5549300, 8323950, 16647900]

約数ペア:

[(1, 16647900), (2, 8323950), (3, 5549300), (4, 4161975), (5, 3329580), (6, 2774650), (10, 1664790), (12, 1387325), (15, 1109860), (20, 832395), (25, 665916), (30, 554930), (50, 332958), (60, 277465), (75, 221972), (100, 166479), (150, 110986), (211, 78900), (263, 63300), (300, 55493), (422, 39450), (526, 31650), (633, 26300), (789, 21100), (844, 19725), (1052, 15825), (1055, 15780), (1266, 13150), (1315, 12660), (1578, 10550), (2110, 7890), (2532, 6575), (2630, 6330), (3156, 5275), (3165, 5260), (3945, 4220)]