78561476

素因数分解:

$2^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{167}}^1\times {\mathrm{317}}^1$

素因数の和:548

約数の個数: 48

約数和(自身を含む): 161554176

約数和(自身を除く): 82992700

約数列:

[1, 2, 4, 7, 14, 28, 53, 106, 167, 212, 317, 334, 371, 634, 668, 742, 1169, 1268, 1484, 2219, 2338, 4438, 4676, 8851, 8876, 16801, 17702, 33602, 35404, 52939, 61957, 67204, 105878, 117607, 123914, 211756, 235214, 247828, 370573, 470428, 741146, 1482292, 2805767, 5611534, 11223068, 19640369, 39280738, 78561476]

約数ペア:

[(1, 78561476), (2, 39280738), (4, 19640369), (7, 11223068), (14, 5611534), (28, 2805767), (53, 1482292), (106, 741146), (167, 470428), (212, 370573), (317, 247828), (334, 235214), (371, 211756), (634, 123914), (668, 117607), (742, 105878), (1169, 67204), (1268, 61957), (1484, 52939), (2219, 35404), (2338, 33602), (4438, 17702), (4676, 16801), (8851, 8876)]