80447580

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{16553}}^1$

素因数の和:16577

約数の個数: 72

約数和(自身を含む): 253077552

約数和(自身を除く): 172629972

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 243, 270, 324, 405, 486, 540, 810, 972, 1215, 1620, 2430, 4860, 16553, 33106, 49659, 66212, 82765, 99318, 148977, 165530, 198636, 248295, 297954, 331060, 446931, 496590, 595908, 744885, 893862, 993180, 1340793, 1489770, 1787724, 2234655, 2681586, 2979540, 4022379, 4469310, 5363172, 6703965, 8044758, 8938620, 13407930, 16089516, 20111895, 26815860, 40223790, 80447580]

約数ペア:

[(1, 80447580), (2, 40223790), (3, 26815860), (4, 20111895), (5, 16089516), (6, 13407930), (9, 8938620), (10, 8044758), (12, 6703965), (15, 5363172), (18, 4469310), (20, 4022379), (27, 2979540), (30, 2681586), (36, 2234655), (45, 1787724), (54, 1489770), (60, 1340793), (81, 993180), (90, 893862), (108, 744885), (135, 595908), (162, 496590), (180, 446931), (243, 331060), (270, 297954), (324, 248295), (405, 198636), (486, 165530), (540, 148977), (810, 99318), (972, 82765), (1215, 66212), (1620, 49659), (2430, 33106), (4860, 16553)]