80390100

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{38281}}^1$

素因数の和:38305

約数の個数: 72

約数和(自身を含む): 265830208

約数和(自身を除く): 185440108

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 50, 60, 70, 75, 84, 100, 105, 140, 150, 175, 210, 300, 350, 420, 525, 700, 1050, 2100, 38281, 76562, 114843, 153124, 191405, 229686, 267967, 382810, 459372, 535934, 574215, 765620, 803901, 957025, 1071868, 1148430, 1339835, 1607802, 1914050, 2296860, 2679670, 2871075, 3215604, 3828100, 4019505, 5359340, 5742150, 6699175, 8039010, 11484300, 13398350, 16078020, 20097525, 26796700, 40195050, 80390100]

約数ペア:

[(1, 80390100), (2, 40195050), (3, 26796700), (4, 20097525), (5, 16078020), (6, 13398350), (7, 11484300), (10, 8039010), (12, 6699175), (14, 5742150), (15, 5359340), (20, 4019505), (21, 3828100), (25, 3215604), (28, 2871075), (30, 2679670), (35, 2296860), (42, 1914050), (50, 1607802), (60, 1339835), (70, 1148430), (75, 1071868), (84, 957025), (100, 803901), (105, 765620), (140, 574215), (150, 535934), (175, 459372), (210, 382810), (300, 267967), (350, 229686), (420, 191405), (525, 153124), (700, 114843), (1050, 76562), (2100, 38281)]