64400872

素因数分解:

$2^3\times {\mathrm{61}}^1\times {\mathrm{131969}}^1$

素因数の和:132036

約数の個数: 16

約数和(自身を含む): 122732100

約数和(自身を除く): 58331228

約数列:

[1, 2, 4, 8, 61, 122, 244, 488, 131969, 263938, 527876, 1055752, 8050109, 16100218, 32200436, 64400872]

約数ペア:

[(1, 64400872), (2, 32200436), (4, 16100218), (8, 8050109), (61, 1055752), (122, 527876), (244, 263938), (488, 131969)]