166071280

素因数分解:

$2^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{34031}}^1$

素因数の和:34105

約数の個数: 40

約数和(自身を含む): 392457024

約数和(自身を除く): 226385744

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 61, 80, 122, 244, 305, 488, 610, 976, 1220, 2440, 4880, 34031, 68062, 136124, 170155, 272248, 340310, 544496, 680620, 1361240, 2075891, 2722480, 4151782, 8303564, 10379455, 16607128, 20758910, 33214256, 41517820, 83035640, 166071280]

約数ペア:

[(1, 166071280), (2, 83035640), (4, 41517820), (5, 33214256), (8, 20758910), (10, 16607128), (16, 10379455), (20, 8303564), (40, 4151782), (61, 2722480), (80, 2075891), (122, 1361240), (244, 680620), (305, 544496), (488, 340310), (610, 272248), (976, 170155), (1220, 136124), (2440, 68062), (4880, 34031)]