51136520

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{24121}}^1$

素因数の和:24185

約数の個数: 32

約数和(自身を含む): 117232920

約数和(自身を除く): 66096400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 424, 530, 1060, 2120, 24121, 48242, 96484, 120605, 192968, 241210, 482420, 964840, 1278413, 2556826, 5113652, 6392065, 10227304, 12784130, 25568260, 51136520]

約数ペア:

[(1, 51136520), (2, 25568260), (4, 12784130), (5, 10227304), (8, 6392065), (10, 5113652), (20, 2556826), (40, 1278413), (53, 964840), (106, 482420), (212, 241210), (265, 192968), (424, 120605), (530, 96484), (1060, 48242), (2120, 24121)]