145351490

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{257}}^1\times {\mathrm{2459}}^1$

素因数の和:2746

約数の個数: 32

約数和(自身を含む): 274181760

約数和(自身を除く): 128830270

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 257, 514, 1285, 2459, 2570, 4918, 5911, 11822, 12295, 24590, 29555, 56557, 59110, 113114, 282785, 565570, 631963, 1263926, 3159815, 6319630, 14535149, 29070298, 72675745, 145351490]

約数ペア:

[(1, 145351490), (2, 72675745), (5, 29070298), (10, 14535149), (23, 6319630), (46, 3159815), (115, 1263926), (230, 631963), (257, 565570), (514, 282785), (1285, 113114), (2459, 59110), (2570, 56557), (4918, 29555), (5911, 24590), (11822, 12295)]