193638970

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{107}}^1\times {\mathrm{251}}^1$

素因数の和:475

約数の個数: 64

約数和(自身を含む): 407586816

約数和(自身を除く): 213947846

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 103, 107, 206, 214, 251, 502, 515, 535, 721, 749, 1030, 1070, 1255, 1442, 1498, 1757, 2510, 3514, 3605, 3745, 7210, 7490, 8785, 11021, 17570, 22042, 25853, 26857, 51706, 53714, 55105, 77147, 110210, 129265, 134285, 154294, 180971, 187999, 258530, 268570, 361942, 375998, 385735, 771470, 904855, 939995, 1809710, 1879990, 2766271, 5532542, 13831355, 19363897, 27662710, 38727794, 96819485, 193638970]

約数ペア:

[(1, 193638970), (2, 96819485), (5, 38727794), (7, 27662710), (10, 19363897), (14, 13831355), (35, 5532542), (70, 2766271), (103, 1879990), (107, 1809710), (206, 939995), (214, 904855), (251, 771470), (502, 385735), (515, 375998), (535, 361942), (721, 268570), (749, 258530), (1030, 187999), (1070, 180971), (1255, 154294), (1442, 134285), (1498, 129265), (1757, 110210), (2510, 77147), (3514, 55105), (3605, 53714), (3745, 51706), (7210, 26857), (7490, 25853), (8785, 22042), (11021, 17570)]