31026100

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{127}}^1\times {\mathrm{349}}^1$

素因数の和:497

約数の個数: 72

約数和(自身を含む): 77772800

約数和(自身を除く): 46746700

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 127, 140, 175, 254, 349, 350, 508, 635, 698, 700, 889, 1270, 1396, 1745, 1778, 2443, 2540, 3175, 3490, 3556, 4445, 4886, 6350, 6980, 8725, 8890, 9772, 12215, 12700, 17450, 17780, 22225, 24430, 34900, 44323, 44450, 48860, 61075, 88646, 88900, 122150, 177292, 221615, 244300, 310261, 443230, 620522, 886460, 1108075, 1241044, 1551305, 2216150, 3102610, 4432300, 6205220, 7756525, 15513050, 31026100]

約数ペア:

[(1, 31026100), (2, 15513050), (4, 7756525), (5, 6205220), (7, 4432300), (10, 3102610), (14, 2216150), (20, 1551305), (25, 1241044), (28, 1108075), (35, 886460), (50, 620522), (70, 443230), (100, 310261), (127, 244300), (140, 221615), (175, 177292), (254, 122150), (349, 88900), (350, 88646), (508, 61075), (635, 48860), (698, 44450), (700, 44323), (889, 34900), (1270, 24430), (1396, 22225), (1745, 17780), (1778, 17450), (2443, 12700), (2540, 12215), (3175, 9772), (3490, 8890), (3556, 8725), (4445, 6980), (4886, 6350)]