20188016625

素因数分解:

$3^1\times 5^3\times 7^1\times {\mathrm{2203}}^1\times {\mathrm{3491}}^1$

素因数の和:5719

約数の個数: 64

約数和(自身を含む): 38420269056

約数和(自身を除く): 18232252431

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 75, 105, 125, 175, 375, 525, 875, 2203, 2625, 3491, 6609, 10473, 11015, 15421, 17455, 24437, 33045, 46263, 52365, 55075, 73311, 77105, 87275, 122185, 165225, 231315, 261825, 275375, 366555, 385525, 436375, 610925, 826125, 1156575, 1309125, 1832775, 1927625, 3054625, 5782875, 7690673, 9163875, 23072019, 38453365, 53834711, 115360095, 161504133, 192266825, 269173555, 576800475, 807520665, 961334125, 1345867775, 2884002375, 4037603325, 6729338875, 20188016625]

約数ペア:

[(1, 20188016625), (3, 6729338875), (5, 4037603325), (7, 2884002375), (15, 1345867775), (21, 961334125), (25, 807520665), (35, 576800475), (75, 269173555), (105, 192266825), (125, 161504133), (175, 115360095), (375, 53834711), (525, 38453365), (875, 23072019), (2203, 9163875), (2625, 7690673), (3491, 5782875), (6609, 3054625), (10473, 1927625), (11015, 1832775), (15421, 1309125), (17455, 1156575), (24437, 826125), (33045, 610925), (46263, 436375), (52365, 385525), (55075, 366555), (73311, 275375), (77105, 261825), (87275, 231315), (122185, 165225)]