8157100

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{271}}^1$

素因数の和:335

約数の個数: 72

約数和(自身を含む): 20776448

約数和(自身を除く): 12619348

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 43, 50, 70, 86, 100, 140, 172, 175, 215, 271, 301, 350, 430, 542, 602, 700, 860, 1075, 1084, 1204, 1355, 1505, 1897, 2150, 2710, 3010, 3794, 4300, 5420, 6020, 6775, 7525, 7588, 9485, 11653, 13550, 15050, 18970, 23306, 27100, 30100, 37940, 46612, 47425, 58265, 81571, 94850, 116530, 163142, 189700, 233060, 291325, 326284, 407855, 582650, 815710, 1165300, 1631420, 2039275, 4078550, 8157100]

約数ペア:

[(1, 8157100), (2, 4078550), (4, 2039275), (5, 1631420), (7, 1165300), (10, 815710), (14, 582650), (20, 407855), (25, 326284), (28, 291325), (35, 233060), (43, 189700), (50, 163142), (70, 116530), (86, 94850), (100, 81571), (140, 58265), (172, 47425), (175, 46612), (215, 37940), (271, 30100), (301, 27100), (350, 23306), (430, 18970), (542, 15050), (602, 13550), (700, 11653), (860, 9485), (1075, 7588), (1084, 7525), (1204, 6775), (1355, 6020), (1505, 5420), (1897, 4300), (2150, 3794), (2710, 3010)]