77761810

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{5639}}^1$

素因数の和:5850

約数の個数: 32

約数和(自身を含む): 160807680

約数和(自身を除く): 83045870

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 197, 394, 985, 1379, 1970, 2758, 5639, 6895, 11278, 13790, 28195, 39473, 56390, 78946, 197365, 394730, 1110883, 2221766, 5554415, 7776181, 11108830, 15552362, 38880905, 77761810]

約数ペア:

[(1, 77761810), (2, 38880905), (5, 15552362), (7, 11108830), (10, 7776181), (14, 5554415), (35, 2221766), (70, 1110883), (197, 394730), (394, 197365), (985, 78946), (1379, 56390), (1970, 39473), (2758, 28195), (5639, 13790), (6895, 11278)]