318740090

素因数分解:

$2^1\times 5^1\times {\mathrm{137}}^1\times {\mathrm{197}}^1\times {\mathrm{1181}}^1$

素因数の和:1522

約数の個数: 32

約数和(自身を含む): 581345424

約数和(自身を除く): 262605334

約数列:

[1, 2, 5, 10, 137, 197, 274, 394, 685, 985, 1181, 1370, 1970, 2362, 5905, 11810, 26989, 53978, 134945, 161797, 232657, 269890, 323594, 465314, 808985, 1163285, 1617970, 2326570, 31874009, 63748018, 159370045, 318740090]

約数ペア:

[(1, 318740090), (2, 159370045), (5, 63748018), (10, 31874009), (137, 2326570), (197, 1617970), (274, 1163285), (394, 808985), (685, 465314), (985, 323594), (1181, 269890), (1370, 232657), (1970, 161797), (2362, 134945), (5905, 53978), (11810, 26989)]