71664725

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{421}}^1\times {\mathrm{619}}^1$

素因数の和:1061

約数の個数: 24

約数和(自身を含む): 97330080

約数和(自身を除く): 25665355

約数列:

[1, 5, 11, 25, 55, 275, 421, 619, 2105, 3095, 4631, 6809, 10525, 15475, 23155, 34045, 115775, 170225, 260599, 1302995, 2866589, 6514975, 14332945, 71664725]

約数ペア:

[(1, 71664725), (5, 14332945), (11, 6514975), (25, 2866589), (55, 1302995), (275, 260599), (421, 170225), (619, 115775), (2105, 34045), (3095, 23155), (4631, 15475), (6809, 10525)]