159649780

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{7927}}^1$

素因数の和:8008

約数の個数: 48

約数和(自身を含む): 359614080

約数和(自身を除く): 199964300

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 53, 76, 95, 106, 190, 212, 265, 380, 530, 1007, 1060, 2014, 4028, 5035, 7927, 10070, 15854, 20140, 31708, 39635, 79270, 150613, 158540, 301226, 420131, 602452, 753065, 840262, 1506130, 1680524, 2100655, 3012260, 4201310, 7982489, 8402620, 15964978, 31929956, 39912445, 79824890, 159649780]

約数ペア:

[(1, 159649780), (2, 79824890), (4, 39912445), (5, 31929956), (10, 15964978), (19, 8402620), (20, 7982489), (38, 4201310), (53, 3012260), (76, 2100655), (95, 1680524), (106, 1506130), (190, 840262), (212, 753065), (265, 602452), (380, 420131), (530, 301226), (1007, 158540), (1060, 150613), (2014, 79270), (4028, 39635), (5035, 31708), (7927, 20140), (10070, 15854)]