68924804

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1\times {\mathrm{281}}^1$

素因数の和:440

約数の個数: 48

約数和(自身を含む): 134310960

約数和(自身を除く): 65386156

約数列:

[1, 2, 4, 13, 26, 52, 53, 89, 106, 178, 212, 281, 356, 562, 689, 1124, 1157, 1378, 2314, 2756, 3653, 4628, 4717, 7306, 9434, 14612, 14893, 18868, 25009, 29786, 50018, 59572, 61321, 100036, 122642, 193609, 245284, 325117, 387218, 650234, 774436, 1300468, 1325477, 2650954, 5301908, 17231201, 34462402, 68924804]

約数ペア:

[(1, 68924804), (2, 34462402), (4, 17231201), (13, 5301908), (26, 2650954), (52, 1325477), (53, 1300468), (89, 774436), (106, 650234), (178, 387218), (212, 325117), (281, 245284), (356, 193609), (562, 122642), (689, 100036), (1124, 61321), (1157, 59572), (1378, 50018), (2314, 29786), (2756, 25009), (3653, 18868), (4628, 14893), (4717, 14612), (7306, 9434)]