8100190

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{271}}^1$

素因数の和:353

約数の個数: 48

約数和(自身を含む): 17302464

約数和(自身を除く): 9202274

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 61, 70, 98, 122, 245, 271, 305, 427, 490, 542, 610, 854, 1355, 1897, 2135, 2710, 2989, 3794, 4270, 5978, 9485, 13279, 14945, 16531, 18970, 26558, 29890, 33062, 66395, 82655, 115717, 132790, 165310, 231434, 578585, 810019, 1157170, 1620038, 4050095, 8100190]

約数ペア:

[(1, 8100190), (2, 4050095), (5, 1620038), (7, 1157170), (10, 810019), (14, 578585), (35, 231434), (49, 165310), (61, 132790), (70, 115717), (98, 82655), (122, 66395), (245, 33062), (271, 29890), (305, 26558), (427, 18970), (490, 16531), (542, 14945), (610, 13279), (854, 9485), (1355, 5978), (1897, 4270), (2135, 3794), (2710, 2989)]