50428260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{281}}^1\times {\mathrm{997}}^1$

素因数の和:1293

約数の個数: 72

約数和(自身を含む): 153664056

約数和(自身を除く): 103235796

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 281, 562, 843, 997, 1124, 1405, 1686, 1994, 2529, 2810, 2991, 3372, 3988, 4215, 4985, 5058, 5620, 5982, 8430, 8973, 9970, 10116, 11964, 12645, 14955, 16860, 17946, 19940, 25290, 29910, 35892, 44865, 50580, 59820, 89730, 179460, 280157, 560314, 840471, 1120628, 1400785, 1680942, 2521413, 2801570, 3361884, 4202355, 5042826, 5603140, 8404710, 10085652, 12607065, 16809420, 25214130, 50428260]

約数ペア:

[(1, 50428260), (2, 25214130), (3, 16809420), (4, 12607065), (5, 10085652), (6, 8404710), (9, 5603140), (10, 5042826), (12, 4202355), (15, 3361884), (18, 2801570), (20, 2521413), (30, 1680942), (36, 1400785), (45, 1120628), (60, 840471), (90, 560314), (180, 280157), (281, 179460), (562, 89730), (843, 59820), (997, 50580), (1124, 44865), (1405, 35892), (1686, 29910), (1994, 25290), (2529, 19940), (2810, 17946), (2991, 16860), (3372, 14955), (3988, 12645), (4215, 11964), (4985, 10116), (5058, 9970), (5620, 8973), (5982, 8430)]