61729480

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{81223}}^1$

素因数の和:81253

約数の個数: 32

約数和(自身を含む): 146203200

約数和(自身を除く): 84473720

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 81223, 162446, 324892, 406115, 649784, 812230, 1543237, 1624460, 3086474, 3248920, 6172948, 7716185, 12345896, 15432370, 30864740, 61729480]

約数ペア:

[(1, 61729480), (2, 30864740), (4, 15432370), (5, 12345896), (8, 7716185), (10, 6172948), (19, 3248920), (20, 3086474), (38, 1624460), (40, 1543237), (76, 812230), (95, 649784), (152, 406115), (190, 324892), (380, 162446), (760, 81223)]