25278136

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{2731}}^1$

素因数の和:2839

約数の個数: 32

約数和(自身を含む): 51634800

約数和(自身を除く): 26356664

約数列:

[1, 2, 4, 8, 13, 26, 52, 89, 104, 178, 356, 712, 1157, 2314, 2731, 4628, 5462, 9256, 10924, 21848, 35503, 71006, 142012, 243059, 284024, 486118, 972236, 1944472, 3159767, 6319534, 12639068, 25278136]

約数ペア:

[(1, 25278136), (2, 12639068), (4, 6319534), (8, 3159767), (13, 1944472), (26, 972236), (52, 486118), (89, 284024), (104, 243059), (178, 142012), (356, 71006), (712, 35503), (1157, 21848), (2314, 10924), (2731, 9256), (4628, 5462)]