80397310

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{109}}^1\times {\mathrm{257}}^1$

素因数の和:421

約数の個数: 64

約数和(自身を含む): 171642240

約数和(自身を除く): 91244930

約数列:

[1, 2, 5, 7, 10, 14, 35, 41, 70, 82, 109, 205, 218, 257, 287, 410, 514, 545, 574, 763, 1090, 1285, 1435, 1526, 1799, 2570, 2870, 3598, 3815, 4469, 7630, 8938, 8995, 10537, 17990, 21074, 22345, 28013, 31283, 44690, 52685, 56026, 62566, 73759, 105370, 140065, 147518, 156415, 196091, 280130, 312830, 368795, 392182, 737590, 980455, 1148533, 1960910, 2297066, 5742665, 8039731, 11485330, 16079462, 40198655, 80397310]

約数ペア:

[(1, 80397310), (2, 40198655), (5, 16079462), (7, 11485330), (10, 8039731), (14, 5742665), (35, 2297066), (41, 1960910), (70, 1148533), (82, 980455), (109, 737590), (205, 392182), (218, 368795), (257, 312830), (287, 280130), (410, 196091), (514, 156415), (545, 147518), (574, 140065), (763, 105370), (1090, 73759), (1285, 62566), (1435, 56026), (1526, 52685), (1799, 44690), (2570, 31283), (2870, 28013), (3598, 22345), (3815, 21074), (4469, 17990), (7630, 10537), (8938, 8995)]