277207970

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{52009}}^1$

素因数の和:52070

約数の個数: 32

約数和(自身を含む): 550473840

約数和(自身を除く): 273265870

約数列:

[1, 2, 5, 10, 13, 26, 41, 65, 82, 130, 205, 410, 533, 1066, 2665, 5330, 52009, 104018, 260045, 520090, 676117, 1352234, 2132369, 3380585, 4264738, 6761170, 10661845, 21323690, 27720797, 55441594, 138603985, 277207970]

約数ペア:

[(1, 277207970), (2, 138603985), (5, 55441594), (10, 27720797), (13, 21323690), (26, 10661845), (41, 6761170), (65, 4264738), (82, 3380585), (130, 2132369), (205, 1352234), (410, 676117), (533, 520090), (1066, 260045), (2665, 104018), (5330, 52009)]