201025864

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{389}}^1\times {\mathrm{4969}}^1$

素因数の和:5377

約数の個数: 32

約数和(自身を含む): 407043000

約数和(自身を除く): 206017136

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 389, 778, 1556, 3112, 4969, 5057, 9938, 10114, 19876, 20228, 39752, 40456, 64597, 129194, 258388, 516776, 1932941, 3865882, 7731764, 15463528, 25128233, 50256466, 100512932, 201025864]

約数ペア:

[(1, 201025864), (2, 100512932), (4, 50256466), (8, 25128233), (13, 15463528), (26, 7731764), (52, 3865882), (104, 1932941), (389, 516776), (778, 258388), (1556, 129194), (3112, 64597), (4969, 40456), (5057, 39752), (9938, 20228), (10114, 19876)]