1301999168

素因数分解:

$2^6\times {\mathrm{19}}^1\times {\mathrm{823}}^1\times {\mathrm{1301}}^1$

素因数の和:2155

約数の個数: 56

約数和(自身を含む): 2725033920

約数和(自身を除く): 1423034752

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 152, 304, 608, 823, 1216, 1301, 1646, 2602, 3292, 5204, 6584, 10408, 13168, 15637, 20816, 24719, 26336, 31274, 41632, 49438, 52672, 62548, 83264, 98876, 125096, 197752, 250192, 395504, 500384, 791008, 1000768, 1070723, 1582016, 2141446, 4282892, 8565784, 17131568, 20343737, 34263136, 40687474, 68526272, 81374948, 162749896, 325499792, 650999584, 1301999168]

約数ペア:

[(1, 1301999168), (2, 650999584), (4, 325499792), (8, 162749896), (16, 81374948), (19, 68526272), (32, 40687474), (38, 34263136), (64, 20343737), (76, 17131568), (152, 8565784), (304, 4282892), (608, 2141446), (823, 1582016), (1216, 1070723), (1301, 1000768), (1646, 791008), (2602, 500384), (3292, 395504), (5204, 250192), (6584, 197752), (10408, 125096), (13168, 98876), (15637, 83264), (20816, 62548), (24719, 52672), (26336, 49438), (31274, 41632)]