278314444985

素因数分解:

$5^1\times {\mathrm{61}}^1\times {\mathrm{401}}^1\times {\mathrm{643}}^1\times {\mathrm{3539}}^1$

素因数の和:4649

約数の個数: 32

約数和(自身を含む): 340924429440

約数和(自身を除く): 62609984455

約数列:

[1, 5, 61, 305, 401, 643, 2005, 3215, 3539, 17695, 24461, 39223, 122305, 196115, 215879, 257843, 1079395, 1289215, 1419139, 2275577, 7095695, 11377885, 15728423, 78642115, 86567479, 138810197, 432837395, 694050985, 912506377, 4562531885, 55662888997, 278314444985]

約数ペア:

[(1, 278314444985), (5, 55662888997), (61, 4562531885), (305, 912506377), (401, 694050985), (643, 432837395), (2005, 138810197), (3215, 86567479), (3539, 78642115), (17695, 15728423), (24461, 11377885), (39223, 7095695), (122305, 2275577), (196115, 1419139), (215879, 1289215), (257843, 1079395)]