83544400

素因数分解:

$2^4\times 5^2\times {\mathrm{331}}^1\times {\mathrm{631}}^1$

素因数の和:980

約数の個数: 60

約数和(自身を含む): 201640864

約数和(自身を除く): 118096464

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 331, 400, 631, 662, 1262, 1324, 1655, 2524, 2648, 3155, 3310, 5048, 5296, 6310, 6620, 8275, 10096, 12620, 13240, 15775, 16550, 25240, 26480, 31550, 33100, 50480, 63100, 66200, 126200, 132400, 208861, 252400, 417722, 835444, 1044305, 1670888, 2088610, 3341776, 4177220, 5221525, 8354440, 10443050, 16708880, 20886100, 41772200, 83544400]

約数ペア:

[(1, 83544400), (2, 41772200), (4, 20886100), (5, 16708880), (8, 10443050), (10, 8354440), (16, 5221525), (20, 4177220), (25, 3341776), (40, 2088610), (50, 1670888), (80, 1044305), (100, 835444), (200, 417722), (331, 252400), (400, 208861), (631, 132400), (662, 126200), (1262, 66200), (1324, 63100), (1655, 50480), (2524, 33100), (2648, 31550), (3155, 26480), (3310, 25240), (5048, 16550), (5296, 15775), (6310, 13240), (6620, 12620), (8275, 10096)]