101466760

素因数分解:

$2^3\times 5^1\times {\mathrm{389}}^1\times {\mathrm{6521}}^1$

素因数の和:6921

約数の個数: 32

約数和(自身を含む): 228922200

約数和(自身を除く): 127455440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 389, 778, 1556, 1945, 3112, 3890, 6521, 7780, 13042, 15560, 26084, 32605, 52168, 65210, 130420, 260840, 2536669, 5073338, 10146676, 12683345, 20293352, 25366690, 50733380, 101466760]

約数ペア:

[(1, 101466760), (2, 50733380), (4, 25366690), (5, 20293352), (8, 12683345), (10, 10146676), (20, 5073338), (40, 2536669), (389, 260840), (778, 130420), (1556, 65210), (1945, 52168), (3112, 32605), (3890, 26084), (6521, 15560), (7780, 13042)]