51861940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{1153}}^1$

素因数の和:1348

約数の個数: 48

約数和(自身を含む): 118068048

約数和(自身を除く): 66206108

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 173, 260, 346, 692, 865, 1153, 1730, 2249, 2306, 3460, 4498, 4612, 5765, 8996, 11245, 11530, 14989, 22490, 23060, 29978, 44980, 59956, 74945, 149890, 199469, 299780, 398938, 797876, 997345, 1994690, 2593097, 3989380, 5186194, 10372388, 12965485, 25930970, 51861940]

約数ペア:

[(1, 51861940), (2, 25930970), (4, 12965485), (5, 10372388), (10, 5186194), (13, 3989380), (20, 2593097), (26, 1994690), (52, 997345), (65, 797876), (130, 398938), (173, 299780), (260, 199469), (346, 149890), (692, 74945), (865, 59956), (1153, 44980), (1730, 29978), (2249, 23060), (2306, 22490), (3460, 14989), (4498, 11530), (4612, 11245), (5765, 8996)]