74989490

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{105619}}^1$

素因数の和:105697

約数の個数: 16

約数和(自身を含む): 136883520

約数和(自身を除く): 61894030

約数列:

[1, 2, 5, 10, 71, 142, 355, 710, 105619, 211238, 528095, 1056190, 7498949, 14997898, 37494745, 74989490]

約数ペア:

[(1, 74989490), (2, 37494745), (5, 14997898), (10, 7498949), (71, 1056190), (142, 528095), (355, 211238), (710, 105619)]