78940250

素因数分解:

$2^1\times 5^3\times {\mathrm{19}}^1\times {\mathrm{16619}}^1$

素因数の和:16655

約数の個数: 32

約数和(自身を含む): 155563200

約数和(自身を除く): 76622950

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 95, 125, 190, 250, 475, 950, 2375, 4750, 16619, 33238, 83095, 166190, 315761, 415475, 631522, 830950, 1578805, 2077375, 3157610, 4154750, 7894025, 15788050, 39470125, 78940250]

約数ペア:

[(1, 78940250), (2, 39470125), (5, 15788050), (10, 7894025), (19, 4154750), (25, 3157610), (38, 2077375), (50, 1578805), (95, 830950), (125, 631522), (190, 415475), (250, 315761), (475, 166190), (950, 83095), (2375, 33238), (4750, 16619)]