64918672

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{44587}}^1$

素因数の和:44615

約数の個数: 40

約数和(自身を含む): 154809536

約数和(自身を除く): 89890864

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 364, 728, 1456, 44587, 89174, 178348, 312109, 356696, 579631, 624218, 713392, 1159262, 1248436, 2318524, 2496872, 4057417, 4637048, 4993744, 8114834, 9274096, 16229668, 32459336, 64918672]

約数ペア:

[(1, 64918672), (2, 32459336), (4, 16229668), (7, 9274096), (8, 8114834), (13, 4993744), (14, 4637048), (16, 4057417), (26, 2496872), (28, 2318524), (52, 1248436), (56, 1159262), (91, 713392), (104, 624218), (112, 579631), (182, 356696), (208, 312109), (364, 178348), (728, 89174), (1456, 44587)]