157174480

素因数分解:

$2^4\times 5^1\times {\mathrm{197}}^1\times {\mathrm{9973}}^1$

素因数の和:10183

約数の個数: 40

約数和(自身を含む): 367322472

約数和(自身を除く): 210147992

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 197, 394, 788, 985, 1576, 1970, 3152, 3940, 7880, 9973, 15760, 19946, 39892, 49865, 79784, 99730, 159568, 199460, 398920, 797840, 1964681, 3929362, 7858724, 9823405, 15717448, 19646810, 31434896, 39293620, 78587240, 157174480]

約数ペア:

[(1, 157174480), (2, 78587240), (4, 39293620), (5, 31434896), (8, 19646810), (10, 15717448), (16, 9823405), (20, 7858724), (40, 3929362), (80, 1964681), (197, 797840), (394, 398920), (788, 199460), (985, 159568), (1576, 99730), (1970, 79784), (3152, 49865), (3940, 39892), (7880, 19946), (9973, 15760)]