80408700

素因数分解:

$2^2\times 3^6\times 5^2\times {\mathrm{1103}}^1$

素因数の和:1135

約数の個数: 126

約数和(自身を含む): 261847824

約数和(自身を除く): 181439124

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 45, 50, 54, 60, 75, 81, 90, 100, 108, 135, 150, 162, 180, 225, 243, 270, 300, 324, 405, 450, 486, 540, 675, 729, 810, 900, 972, 1103, 1215, 1350, 1458, 1620, 2025, 2206, 2430, 2700, 2916, 3309, 3645, 4050, 4412, 4860, 5515, 6075, 6618, 7290, 8100, 9927, 11030, 12150, 13236, 14580, 16545, 18225, 19854, 22060, 24300, 27575, 29781, 33090, 36450, 39708, 49635, 55150, 59562, 66180, 72900, 82725, 89343, 99270, 110300, 119124, 148905, 165450, 178686, 198540, 248175, 268029, 297810, 330900, 357372, 446715, 496350, 536058, 595620, 744525, 804087, 893430, 992700, 1072116, 1340145, 1489050, 1608174, 1786860, 2233575, 2680290, 2978100, 3216348, 4020435, 4467150, 5360580, 6700725, 8040870, 8934300, 13401450, 16081740, 20102175, 26802900, 40204350, 80408700]

約数ペア:

[(1, 80408700), (2, 40204350), (3, 26802900), (4, 20102175), (5, 16081740), (6, 13401450), (9, 8934300), (10, 8040870), (12, 6700725), (15, 5360580), (18, 4467150), (20, 4020435), (25, 3216348), (27, 2978100), (30, 2680290), (36, 2233575), (45, 1786860), (50, 1608174), (54, 1489050), (60, 1340145), (75, 1072116), (81, 992700), (90, 893430), (100, 804087), (108, 744525), (135, 595620), (150, 536058), (162, 496350), (180, 446715), (225, 357372), (243, 330900), (270, 297810), (300, 268029), (324, 248175), (405, 198540), (450, 178686), (486, 165450), (540, 148905), (675, 119124), (729, 110300), (810, 99270), (900, 89343), (972, 82725), (1103, 72900), (1215, 66180), (1350, 59562), (1458, 55150), (1620, 49635), (2025, 39708), (2206, 36450), (2430, 33090), (2700, 29781), (2916, 27575), (3309, 24300), (3645, 22060), (4050, 19854), (4412, 18225), (4860, 16545), (5515, 14580), (6075, 13236), (6618, 12150), (7290, 11030), (8100, 9927)]