79749855

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{2657}}^1$

素因数の和:2720

約数の個数: 48

約数和(自身を含む): 149273280

約数和(自身を除く): 69523425

約数列:

[1, 3, 5, 9, 15, 23, 29, 45, 69, 87, 115, 145, 207, 261, 345, 435, 667, 1035, 1305, 2001, 2657, 3335, 6003, 7971, 10005, 13285, 23913, 30015, 39855, 61111, 77053, 119565, 183333, 231159, 305555, 385265, 549999, 693477, 916665, 1155795, 1772219, 2749995, 3467385, 5316657, 8861095, 15949971, 26583285, 79749855]

約数ペア:

[(1, 79749855), (3, 26583285), (5, 15949971), (9, 8861095), (15, 5316657), (23, 3467385), (29, 2749995), (45, 1772219), (69, 1155795), (87, 916665), (115, 693477), (145, 549999), (207, 385265), (261, 305555), (345, 231159), (435, 183333), (667, 119565), (1035, 77053), (1305, 61111), (2001, 39855), (2657, 30015), (3335, 23913), (6003, 13285), (7971, 10005)]