16550625

素因数分解:

$3^1\times 5^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1$

素因数の和:140

約数の個数: 80

約数和(自身を含む): 34289024

約数和(自身を除く): 17738399

約数列:

[1, 3, 5, 7, 13, 15, 21, 25, 35, 39, 65, 75, 91, 97, 105, 125, 175, 195, 273, 291, 325, 375, 455, 485, 525, 625, 679, 875, 975, 1261, 1365, 1455, 1625, 1875, 2037, 2275, 2425, 2625, 3395, 3783, 4375, 4875, 6305, 6825, 7275, 8125, 8827, 10185, 11375, 12125, 13125, 16975, 18915, 24375, 26481, 31525, 34125, 36375, 44135, 50925, 56875, 60625, 84875, 94575, 132405, 157625, 170625, 181875, 220675, 254625, 424375, 472875, 662025, 788125, 1103375, 1273125, 2364375, 3310125, 5516875, 16550625]

約数ペア:

[(1, 16550625), (3, 5516875), (5, 3310125), (7, 2364375), (13, 1273125), (15, 1103375), (21, 788125), (25, 662025), (35, 472875), (39, 424375), (65, 254625), (75, 220675), (91, 181875), (97, 170625), (105, 157625), (125, 132405), (175, 94575), (195, 84875), (273, 60625), (291, 56875), (325, 50925), (375, 44135), (455, 36375), (485, 34125), (525, 31525), (625, 26481), (679, 24375), (875, 18915), (975, 16975), (1261, 13125), (1365, 12125), (1455, 11375), (1625, 10185), (1875, 8827), (2037, 8125), (2275, 7275), (2425, 6825), (2625, 6305), (3395, 4875), (3783, 4375)]