77815450

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{811}}^1$

素因数の和:943

約数の個数: 48

約数和(自身を含む): 154052640

約数和(自身を除く): 76237190

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 95, 101, 190, 202, 475, 505, 811, 950, 1010, 1622, 1919, 2525, 3838, 4055, 5050, 8110, 9595, 15409, 19190, 20275, 30818, 40550, 47975, 77045, 81911, 95950, 154090, 163822, 385225, 409555, 770450, 819110, 1556309, 2047775, 3112618, 4095550, 7781545, 15563090, 38907725, 77815450]

約数ペア:

[(1, 77815450), (2, 38907725), (5, 15563090), (10, 7781545), (19, 4095550), (25, 3112618), (38, 2047775), (50, 1556309), (95, 819110), (101, 770450), (190, 409555), (202, 385225), (475, 163822), (505, 154090), (811, 95950), (950, 81911), (1010, 77045), (1622, 47975), (1919, 40550), (2525, 30818), (3838, 20275), (4055, 19190), (5050, 15409), (8110, 9595)]