202405145

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{179}}^1\times {\mathrm{251}}^1$

素因数の和:505

約数の個数: 32

約数和(自身を含む): 264539520

約数和(自身を除く): 62134375

約数列:

[1, 5, 17, 53, 85, 179, 251, 265, 895, 901, 1255, 3043, 4267, 4505, 9487, 13303, 15215, 21335, 44929, 47435, 66515, 161279, 224645, 226151, 763793, 806395, 1130755, 2381237, 3818965, 11906185, 40481029, 202405145]

約数ペア:

[(1, 202405145), (5, 40481029), (17, 11906185), (53, 3818965), (85, 2381237), (179, 1130755), (251, 806395), (265, 763793), (895, 226151), (901, 224645), (1255, 161279), (3043, 66515), (4267, 47435), (4505, 44929), (9487, 21335), (13303, 15215)]