80519215

素因数分解:

$5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{97}}^1\times {\mathrm{641}}^1$

素因数の和:787

約数の個数: 32

約数和(自身を含む): 114758784

約数和(自身を除く): 34239569

約数列:

[1, 5, 7, 35, 37, 97, 185, 259, 485, 641, 679, 1295, 3205, 3395, 3589, 4487, 17945, 22435, 23717, 25123, 62177, 118585, 125615, 166019, 310885, 435239, 830095, 2176195, 2300549, 11502745, 16103843, 80519215]

約数ペア:

[(1, 80519215), (5, 16103843), (7, 11502745), (35, 2300549), (37, 2176195), (97, 830095), (185, 435239), (259, 310885), (485, 166019), (641, 125615), (679, 118585), (1295, 62177), (3205, 25123), (3395, 23717), (3589, 22435), (4487, 17945)]