80604885

素因数分解:

$3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{251}}^1\times {\mathrm{271}}^1$

素因数の和:609

約数の個数: 32

約数和(自身を含む): 131604480

約数和(自身を除く): 50999595

約数列:

[1, 3, 5, 15, 79, 237, 251, 271, 395, 753, 813, 1185, 1255, 1355, 3765, 4065, 19829, 21409, 59487, 64227, 68021, 99145, 107045, 204063, 297435, 321135, 340105, 1020315, 5373659, 16120977, 26868295, 80604885]

約数ペア:

[(1, 80604885), (3, 26868295), (5, 16120977), (15, 5373659), (79, 1020315), (237, 340105), (251, 321135), (271, 297435), (395, 204063), (753, 107045), (813, 99145), (1185, 68021), (1255, 64227), (1355, 59487), (3765, 21409), (4065, 19829)]