66653920

素因数分解:

$2^5\times 5^1\times {\mathrm{619}}^1\times {\mathrm{673}}^1$

素因数の和:1307

約数の個数: 48

約数和(自身を含む): 157958640

約数和(自身を除く): 91304720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 619, 673, 1238, 1346, 2476, 2692, 3095, 3365, 4952, 5384, 6190, 6730, 9904, 10768, 12380, 13460, 19808, 21536, 24760, 26920, 49520, 53840, 99040, 107680, 416587, 833174, 1666348, 2082935, 3332696, 4165870, 6665392, 8331740, 13330784, 16663480, 33326960, 66653920]

約数ペア:

[(1, 66653920), (2, 33326960), (4, 16663480), (5, 13330784), (8, 8331740), (10, 6665392), (16, 4165870), (20, 3332696), (32, 2082935), (40, 1666348), (80, 833174), (160, 416587), (619, 107680), (673, 99040), (1238, 53840), (1346, 49520), (2476, 26920), (2692, 24760), (3095, 21536), (3365, 19808), (4952, 13460), (5384, 12380), (6190, 10768), (6730, 9904)]