65563020

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{40471}}^1$

素因数の和:40492

約数の個数: 60

約数和(自身を含む): 205678704

約数和(自身を除く): 140115684

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, 270, 324, 405, 540, 810, 1620, 40471, 80942, 121413, 161884, 202355, 242826, 364239, 404710, 485652, 607065, 728478, 809420, 1092717, 1214130, 1456956, 1821195, 2185434, 2428260, 3278151, 3642390, 4370868, 5463585, 6556302, 7284780, 10927170, 13112604, 16390755, 21854340, 32781510, 65563020]

約数ペア:

[(1, 65563020), (2, 32781510), (3, 21854340), (4, 16390755), (5, 13112604), (6, 10927170), (9, 7284780), (10, 6556302), (12, 5463585), (15, 4370868), (18, 3642390), (20, 3278151), (27, 2428260), (30, 2185434), (36, 1821195), (45, 1456956), (54, 1214130), (60, 1092717), (81, 809420), (90, 728478), (108, 607065), (135, 485652), (162, 404710), (180, 364239), (270, 242826), (324, 202355), (405, 161884), (540, 121413), (810, 80942), (1620, 40471)]