72508238

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{139}}^1\times {\mathrm{181}}^1$

素因数の和:464

約数の個数: 32

約数和(自身を含む): 121080960

約数和(自身を除く): 48572722

約数列:

[1, 2, 11, 22, 131, 139, 181, 262, 278, 362, 1441, 1529, 1991, 2882, 3058, 3982, 18209, 23711, 25159, 36418, 47422, 50318, 200299, 260821, 276749, 400598, 521642, 553498, 3295829, 6591658, 36254119, 72508238]

約数ペア:

[(1, 72508238), (2, 36254119), (11, 6591658), (22, 3295829), (131, 553498), (139, 521642), (181, 400598), (262, 276749), (278, 260821), (362, 200299), (1441, 50318), (1529, 47422), (1991, 36418), (2882, 25159), (3058, 23711), (3982, 18209)]