65451240

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{20201}}^1$

素因数の和:20224

約数の個数: 80

約数和(自身を含む): 219999780

約数和(自身を除く): 154548540

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 162, 180, 216, 270, 324, 360, 405, 540, 648, 810, 1080, 1620, 3240, 20201, 40402, 60603, 80804, 101005, 121206, 161608, 181809, 202010, 242412, 303015, 363618, 404020, 484824, 545427, 606030, 727236, 808040, 909045, 1090854, 1212060, 1454472, 1636281, 1818090, 2181708, 2424120, 2727135, 3272562, 3636180, 4363416, 5454270, 6545124, 7272360, 8181405, 10908540, 13090248, 16362810, 21817080, 32725620, 65451240]

約数ペア:

[(1, 65451240), (2, 32725620), (3, 21817080), (4, 16362810), (5, 13090248), (6, 10908540), (8, 8181405), (9, 7272360), (10, 6545124), (12, 5454270), (15, 4363416), (18, 3636180), (20, 3272562), (24, 2727135), (27, 2424120), (30, 2181708), (36, 1818090), (40, 1636281), (45, 1454472), (54, 1212060), (60, 1090854), (72, 909045), (81, 808040), (90, 727236), (108, 606030), (120, 545427), (135, 484824), (162, 404020), (180, 363618), (216, 303015), (270, 242412), (324, 202010), (360, 181809), (405, 161608), (540, 121206), (648, 101005), (810, 80804), (1080, 60603), (1620, 40402), (3240, 20201)]