149059820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{81901}}^1$

素因数の和:81930

約数の個数: 48

約数和(自身を含む): 385267008

約数和(自身を除く): 236207188

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 81901, 163802, 327604, 409505, 573307, 819010, 1064713, 1146614, 1638020, 2129426, 2293228, 2866535, 4258852, 5323565, 5733070, 7452991, 10647130, 11466140, 14905982, 21294260, 29811964, 37264955, 74529910, 149059820]

約数ペア:

[(1, 149059820), (2, 74529910), (4, 37264955), (5, 29811964), (7, 21294260), (10, 14905982), (13, 11466140), (14, 10647130), (20, 7452991), (26, 5733070), (28, 5323565), (35, 4258852), (52, 2866535), (65, 2293228), (70, 2129426), (91, 1638020), (130, 1146614), (140, 1064713), (182, 819010), (260, 573307), (364, 409505), (455, 327604), (910, 163802), (1820, 81901)]