202158385

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{647}}^1$

素因数の和:718

約数の個数: 64

約数和(自身を含む): 313528320

約数和(自身を除く): 111369935

約数列:

[1, 5, 11, 13, 19, 23, 55, 65, 95, 115, 143, 209, 247, 253, 299, 437, 647, 715, 1045, 1235, 1265, 1495, 2185, 2717, 3235, 3289, 4807, 5681, 7117, 8411, 12293, 13585, 14881, 16445, 24035, 28405, 35585, 42055, 61465, 62491, 74405, 92521, 135223, 159809, 163691, 193453, 282739, 312455, 462605, 676115, 799045, 818455, 967265, 1413695, 1757899, 2127983, 3110129, 3675607, 8789495, 10639915, 15550645, 18378035, 40431677, 202158385]

約数ペア:

[(1, 202158385), (5, 40431677), (11, 18378035), (13, 15550645), (19, 10639915), (23, 8789495), (55, 3675607), (65, 3110129), (95, 2127983), (115, 1757899), (143, 1413695), (209, 967265), (247, 818455), (253, 799045), (299, 676115), (437, 462605), (647, 312455), (715, 282739), (1045, 193453), (1235, 163691), (1265, 159809), (1495, 135223), (2185, 92521), (2717, 74405), (3235, 62491), (3289, 61465), (4807, 42055), (5681, 35585), (7117, 28405), (8411, 24035), (12293, 16445), (13585, 14881)]