71821330

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{54001}}^1$

素因数の和:54034

約数の個数: 32

約数和(自身を含む): 155525760

約数和(自身を除く): 83704430

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 70, 95, 133, 190, 266, 665, 1330, 54001, 108002, 270005, 378007, 540010, 756014, 1026019, 1890035, 2052038, 3780070, 5130095, 7182133, 10260190, 14364266, 35910665, 71821330]

約数ペア:

[(1, 71821330), (2, 35910665), (5, 14364266), (7, 10260190), (10, 7182133), (14, 5130095), (19, 3780070), (35, 2052038), (38, 1890035), (70, 1026019), (95, 756014), (133, 540010), (190, 378007), (266, 270005), (665, 108002), (1330, 54001)]